156720760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{5231}}^1$

素因数の和:5356

約数の個数: 64

約数和(自身を含む): 406840320

約数和(自身を除く): 250119560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 107, 140, 214, 280, 428, 535, 749, 856, 1070, 1498, 2140, 2996, 3745, 4280, 5231, 5992, 7490, 10462, 14980, 20924, 26155, 29960, 36617, 41848, 52310, 73234, 104620, 146468, 183085, 209240, 292936, 366170, 559717, 732340, 1119434, 1464680, 2238868, 2798585, 3918019, 4477736, 5597170, 7836038, 11194340, 15672076, 19590095, 22388680, 31344152, 39180190, 78360380, 156720760]

約数ペア:

[(1, 156720760), (2, 78360380), (4, 39180190), (5, 31344152), (7, 22388680), (8, 19590095), (10, 15672076), (14, 11194340), (20, 7836038), (28, 5597170), (35, 4477736), (40, 3918019), (56, 2798585), (70, 2238868), (107, 1464680), (140, 1119434), (214, 732340), (280, 559717), (428, 366170), (535, 292936), (749, 209240), (856, 183085), (1070, 146468), (1498, 104620), (2140, 73234), (2996, 52310), (3745, 41848), (4280, 36617), (5231, 29960), (5992, 26155), (7490, 20924), (10462, 14980)]