139426280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{577}}^1\times {\mathrm{863}}^1$

素因数の和:1458

約数の個数: 64

約数和(自身を含む): 359562240

約数和(自身を除く): 220135960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 577, 863, 1154, 1726, 2308, 2885, 3452, 4039, 4315, 4616, 5770, 6041, 6904, 8078, 8630, 11540, 12082, 16156, 17260, 20195, 23080, 24164, 30205, 32312, 34520, 40390, 48328, 60410, 80780, 120820, 161560, 241640, 497951, 995902, 1991804, 2489755, 3485657, 3983608, 4979510, 6971314, 9959020, 13942628, 17428285, 19918040, 27885256, 34856570, 69713140, 139426280]

約数ペア:

[(1, 139426280), (2, 69713140), (4, 34856570), (5, 27885256), (7, 19918040), (8, 17428285), (10, 13942628), (14, 9959020), (20, 6971314), (28, 4979510), (35, 3983608), (40, 3485657), (56, 2489755), (70, 1991804), (140, 995902), (280, 497951), (577, 241640), (863, 161560), (1154, 120820), (1726, 80780), (2308, 60410), (2885, 48328), (3452, 40390), (4039, 34520), (4315, 32312), (4616, 30205), (5770, 24164), (6041, 23080), (6904, 20195), (8078, 17260), (8630, 16156), (11540, 12082)]