31176640

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:566

約数の個数: 112

約数和(自身を含む): 85917024

約数和(自身を除く): 54740384

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 440, 521, 544, 680, 704, 748, 880, 935, 1042, 1088, 1360, 1496, 1760, 1870, 2084, 2605, 2720, 2992, 3520, 3740, 4168, 5210, 5440, 5731, 5984, 7480, 8336, 8857, 10420, 11462, 11968, 14960, 16672, 17714, 20840, 22924, 28655, 29920, 33344, 35428, 41680, 44285, 45848, 57310, 59840, 70856, 83360, 88570, 91696, 97427, 114620, 141712, 166720, 177140, 183392, 194854, 229240, 283424, 354280, 366784, 389708, 458480, 487135, 566848, 708560, 779416, 916960, 974270, 1417120, 1558832, 1833920, 1948540, 2834240, 3117664, 3897080, 6235328, 7794160, 15588320, 31176640]

約数ペア:

[(1, 31176640), (2, 15588320), (4, 7794160), (5, 6235328), (8, 3897080), (10, 3117664), (11, 2834240), (16, 1948540), (17, 1833920), (20, 1558832), (22, 1417120), (32, 974270), (34, 916960), (40, 779416), (44, 708560), (55, 566848), (64, 487135), (68, 458480), (80, 389708), (85, 366784), (88, 354280), (110, 283424), (136, 229240), (160, 194854), (170, 183392), (176, 177140), (187, 166720), (220, 141712), (272, 114620), (320, 97427), (340, 91696), (352, 88570), (374, 83360), (440, 70856), (521, 59840), (544, 57310), (680, 45848), (704, 44285), (748, 41680), (880, 35428), (935, 33344), (1042, 29920), (1088, 28655), (1360, 22924), (1496, 20840), (1760, 17714), (1870, 16672), (2084, 14960), (2605, 11968), (2720, 11462), (2992, 10420), (3520, 8857), (3740, 8336), (4168, 7480), (5210, 5984), (5440, 5731)]