63212720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:474

約数の個数: 80

約数和(自身を含む): 154275840

約数和(自身を除く): 91063120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 71, 80, 124, 142, 155, 248, 284, 310, 355, 359, 496, 568, 620, 710, 718, 1136, 1240, 1420, 1436, 1795, 2201, 2480, 2840, 2872, 3590, 4402, 5680, 5744, 7180, 8804, 11005, 11129, 14360, 17608, 22010, 22258, 25489, 28720, 35216, 44020, 44516, 50978, 55645, 88040, 89032, 101956, 111290, 127445, 176080, 178064, 203912, 222580, 254890, 407824, 445160, 509780, 790159, 890320, 1019560, 1580318, 2039120, 3160636, 3950795, 6321272, 7901590, 12642544, 15803180, 31606360, 63212720]

約数ペア:

[(1, 63212720), (2, 31606360), (4, 15803180), (5, 12642544), (8, 7901590), (10, 6321272), (16, 3950795), (20, 3160636), (31, 2039120), (40, 1580318), (62, 1019560), (71, 890320), (80, 790159), (124, 509780), (142, 445160), (155, 407824), (248, 254890), (284, 222580), (310, 203912), (355, 178064), (359, 176080), (496, 127445), (568, 111290), (620, 101956), (710, 89032), (718, 88040), (1136, 55645), (1240, 50978), (1420, 44516), (1436, 44020), (1795, 35216), (2201, 28720), (2480, 25489), (2840, 22258), (2872, 22010), (3590, 17608), (4402, 14360), (5680, 11129), (5744, 11005), (7180, 8804)]