2018-10-10 22:03:03 +00:00
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id: 5900f3e81000cf542c50fefb
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2020-12-16 07:37:30 +00:00
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title: 问题124：有序的激进分子
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2018-10-10 22:03:03 +00:00
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challengeType: 5
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videoUrl: ''
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2021-01-13 02:31:00 +00:00
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dashedName: problem-124-ordered-radicals
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2018-10-10 22:03:03 +00:00
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---
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# --description--
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n，rad（n）的基数是n的不同素因子的乘积。例如，504 = 23×32×7，因此rad（504）= 2×3×7 = 42.如果我们计算1≤n≤10的rad（n），则在rad（n）上对它们进行排序，并进行排序如果激进值相等，我们得到：未分类
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排序n rad（n）
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n rad（n）k 11
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111 22
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222 33
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423 42
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824 55
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335 66
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936 77
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557 82
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668 93
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779 1010
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101010令E（k）为有序n列中的第k个元素;例如，E（4）= 8且E（6）= 9.如果rad（n）按1≤n≤100000排序，则找到E（10000）。
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# --hints--
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2018-10-10 22:03:03 +00:00
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`euler124()`应返回21417。
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```js
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assert.strictEqual(euler124(), 21417);
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```
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2020-08-13 15:24:35 +00:00
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2021-01-13 02:31:00 +00:00
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# --seed--
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## --seed-contents--
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```js
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function euler124() {
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return true;
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}
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euler124();
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```
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2020-12-16 07:37:30 +00:00
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# --solutions--
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2021-01-13 02:31:00 +00:00
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```js
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// solution required
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```
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