64688120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2243}}^1$

素因数の和:2364

約数の個数: 64

約数和(自身を含む): 168030720

約数和(自身を除く): 103342600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 280, 412, 515, 721, 824, 1030, 1442, 2060, 2243, 2884, 3605, 4120, 4486, 5768, 7210, 8972, 11215, 14420, 15701, 17944, 22430, 28840, 31402, 44860, 62804, 78505, 89720, 125608, 157010, 231029, 314020, 462058, 628040, 924116, 1155145, 1617203, 1848232, 2310290, 3234406, 4620580, 6468812, 8086015, 9241160, 12937624, 16172030, 32344060, 64688120]

約数ペア:

[(1, 64688120), (2, 32344060), (4, 16172030), (5, 12937624), (7, 9241160), (8, 8086015), (10, 6468812), (14, 4620580), (20, 3234406), (28, 2310290), (35, 1848232), (40, 1617203), (56, 1155145), (70, 924116), (103, 628040), (140, 462058), (206, 314020), (280, 231029), (412, 157010), (515, 125608), (721, 89720), (824, 78505), (1030, 62804), (1442, 44860), (2060, 31402), (2243, 28840), (2884, 22430), (3605, 17944), (4120, 15701), (4486, 14420), (5768, 11215), (7210, 8972)]