217307808

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^1\times {\mathrm{20393}}^1$

素因数の和:20446

約数の個数: 72

約数和(自身を含む): 634702068

約数和(自身を除く): 417394260

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 72, 74, 96, 111, 144, 148, 222, 288, 296, 333, 444, 592, 666, 888, 1184, 1332, 1776, 2664, 3552, 5328, 10656, 20393, 40786, 61179, 81572, 122358, 163144, 183537, 244716, 326288, 367074, 489432, 652576, 734148, 754541, 978864, 1468296, 1509082, 1957728, 2263623, 2936592, 3018164, 4527246, 5873184, 6036328, 6790869, 9054492, 12072656, 13581738, 18108984, 24145312, 27163476, 36217968, 54326952, 72435936, 108653904, 217307808]

約数ペア:

[(1, 217307808), (2, 108653904), (3, 72435936), (4, 54326952), (6, 36217968), (8, 27163476), (9, 24145312), (12, 18108984), (16, 13581738), (18, 12072656), (24, 9054492), (32, 6790869), (36, 6036328), (37, 5873184), (48, 4527246), (72, 3018164), (74, 2936592), (96, 2263623), (111, 1957728), (144, 1509082), (148, 1468296), (222, 978864), (288, 754541), (296, 734148), (333, 652576), (444, 489432), (592, 367074), (666, 326288), (888, 244716), (1184, 183537), (1332, 163144), (1776, 122358), (2664, 81572), (3552, 61179), (5328, 40786), (10656, 20393)]