204028220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{3209}}^1$

素因数の和:3263

約数の個数: 72

約数和(自身を含む): 496676880

約数和(自身を除く): 292648660

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 289, 340, 374, 578, 748, 935, 1156, 1445, 1870, 2890, 3179, 3209, 3740, 5780, 6358, 6418, 12716, 12836, 15895, 16045, 31790, 32090, 35299, 54553, 63580, 64180, 70598, 109106, 141196, 176495, 218212, 272765, 352990, 545530, 600083, 705980, 927401, 1091060, 1200166, 1854802, 2400332, 3000415, 3709604, 4637005, 6000830, 9274010, 10201411, 12001660, 18548020, 20402822, 40805644, 51007055, 102014110, 204028220]

約数ペア:

[(1, 204028220), (2, 102014110), (4, 51007055), (5, 40805644), (10, 20402822), (11, 18548020), (17, 12001660), (20, 10201411), (22, 9274010), (34, 6000830), (44, 4637005), (55, 3709604), (68, 3000415), (85, 2400332), (110, 1854802), (170, 1200166), (187, 1091060), (220, 927401), (289, 705980), (340, 600083), (374, 545530), (578, 352990), (748, 272765), (935, 218212), (1156, 176495), (1445, 141196), (1870, 109106), (2890, 70598), (3179, 64180), (3209, 63580), (3740, 54553), (5780, 35299), (6358, 32090), (6418, 31790), (12716, 16045), (12836, 15895)]