31540440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15461}}^1$

素因数の和:15492

約数の個数: 64

約数和(自身を含む): 100193760

約数和(自身を除く): 68653320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 15461, 30922, 46383, 61844, 77305, 92766, 123688, 154610, 185532, 231915, 262837, 309220, 371064, 463830, 525674, 618440, 788511, 927660, 1051348, 1314185, 1577022, 1855320, 2102696, 2628370, 3154044, 3942555, 5256740, 6308088, 7885110, 10513480, 15770220, 31540440]

約数ペア:

[(1, 31540440), (2, 15770220), (3, 10513480), (4, 7885110), (5, 6308088), (6, 5256740), (8, 3942555), (10, 3154044), (12, 2628370), (15, 2102696), (17, 1855320), (20, 1577022), (24, 1314185), (30, 1051348), (34, 927660), (40, 788511), (51, 618440), (60, 525674), (68, 463830), (85, 371064), (102, 309220), (120, 262837), (136, 231915), (170, 185532), (204, 154610), (255, 123688), (340, 92766), (408, 77305), (510, 61844), (680, 46383), (1020, 30922), (2040, 15461)]