64587720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12517}}^1$

素因数の和:12574

約数の個数: 64

約数和(自身を含む): 198285120

約数和(自身を除く): 133697400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 12517, 25034, 37551, 50068, 62585, 75102, 100136, 125170, 150204, 187755, 250340, 300408, 375510, 500680, 538231, 751020, 1076462, 1502040, 1614693, 2152924, 2691155, 3229386, 4305848, 5382310, 6458772, 8073465, 10764620, 12917544, 16146930, 21529240, 32293860, 64587720]

約数ペア:

[(1, 64587720), (2, 32293860), (3, 21529240), (4, 16146930), (5, 12917544), (6, 10764620), (8, 8073465), (10, 6458772), (12, 5382310), (15, 4305848), (20, 3229386), (24, 2691155), (30, 2152924), (40, 1614693), (43, 1502040), (60, 1076462), (86, 751020), (120, 538231), (129, 500680), (172, 375510), (215, 300408), (258, 250340), (344, 187755), (430, 150204), (516, 125170), (645, 100136), (860, 75102), (1032, 62585), (1290, 50068), (1720, 37551), (2580, 25034), (5160, 12517)]