18354120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3557}}^1$

素因数の和:3614

約数の個数: 64

約数和(自身を含む): 56358720

約数和(自身を除く): 38004600

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, 3557, 5160, 7114, 10671, 14228, 17785, 21342, 28456, 35570, 42684, 53355, 71140, 85368, 106710, 142280, 152951, 213420, 305902, 426840, 458853, 611804, 764755, 917706, 1223608, 1529510, 1835412, 2294265, 3059020, 3670824, 4588530, 6118040, 9177060, 18354120]

約数ペア:

[(1, 18354120), (2, 9177060), (3, 6118040), (4, 4588530), (5, 3670824), (6, 3059020), (8, 2294265), (10, 1835412), (12, 1529510), (15, 1223608), (20, 917706), (24, 764755), (30, 611804), (40, 458853), (43, 426840), (60, 305902), (86, 213420), (120, 152951), (129, 142280), (172, 106710), (215, 85368), (258, 71140), (344, 53355), (430, 42684), (516, 35570), (645, 28456), (860, 21342), (1032, 17785), (1290, 14228), (1720, 10671), (2580, 7114), (3557, 5160)]