{"provider_name":"Hatena Blog","published":"2010-06-27 00:00:00","title":"Project Euler 110\uff082\uff09","author_url":"https://blog.hatena.ne.jp/inamori/","provider_url":"https://hatena.blog","blog_url":"https://inamori.hateblo.jp/","image_url":null,"blog_title":"inamori\u2019s diary","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Finamori.hateblo.jp%2Fentry%2F20100627%2Fp1\" title=\"Project Euler 110\uff082\uff09 - inamori\u2019s diary\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://inamori.hateblo.jp/entry/20100627/p1","type":"rich","width":"100%","author_name":"inamori","categories":["PE","\u6570\u5b66","\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0"],"height":"190","version":"1.0","description":"http://projecteuler.net/index.php?section=problems&id=110 \u4f8b\u3048\u3070\u89e3\u306e\u500b\u6570\u304c100\u3088\u308a\u5927\u304d\u3044\u6700\u5c0f\u306e\u81ea\u7136\u6570\u3092\u8003\u3048\u308b\u3068\u3059\u308b\u3068\u3001\u91cd\u8907\u3092\u5165\u308c\u3066201\u500b\u4ee5\u4e0a\u304c\u5fc5\u8981\u3067\u3059\u3002\u6700\u3082\u5927\u304d\u306a\u7d20\u6570\u3092\u4f7f\u3046\u5834\u5408\u3092\u8003\u3048\u308b\u3068\u3001\u5404\u6307\u6570\u304c1\u306a\u306e\u3067\u300135 = 243\u3060\u304b\u3089\u3001 21\u30fb31\u30fb51\u30fb71\u30fb111 \u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u3001\u7d20\u6570\u306e\u6570\u306f5\u500b\u3067\u3059\u3002\u7d20\u6570\u306e\u6570\u30921\u301c5\u500b\u3068\u3057\u3066\u3001\u6307\u6570\u3092\u6c7a\u3081\u307e\u3059\u3002\u6307\u6570\u304c\u5b9f\u6570\u306a\u3089\u3001Lagrange\u306e\u672a\u5b9a\u5b9a\u6570\u6cd5\u3092\u4f7f\u3063\u3066\u3001 g = \u03a3k ek log pk - \u03bb(\u03a3k log(2ek+1) - log M) M = 201 \u2202g/\u2202ek = log \u2026"}