18630840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1451}}^1$

素因数の和:1572

約数の個数: 64

約数和(自身を含む): 56453760

約数和(自身を除く): 37822920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1451, 1605, 2140, 2568, 2902, 3210, 4280, 4353, 5804, 6420, 7255, 8706, 11608, 12840, 14510, 17412, 21765, 29020, 34824, 43530, 58040, 87060, 155257, 174120, 310514, 465771, 621028, 776285, 931542, 1242056, 1552570, 1863084, 2328855, 3105140, 3726168, 4657710, 6210280, 9315420, 18630840]

約数ペア:

[(1, 18630840), (2, 9315420), (3, 6210280), (4, 4657710), (5, 3726168), (6, 3105140), (8, 2328855), (10, 1863084), (12, 1552570), (15, 1242056), (20, 931542), (24, 776285), (30, 621028), (40, 465771), (60, 310514), (107, 174120), (120, 155257), (214, 87060), (321, 58040), (428, 43530), (535, 34824), (642, 29020), (856, 21765), (1070, 17412), (1284, 14510), (1451, 12840), (1605, 11608), (2140, 8706), (2568, 7255), (2902, 6420), (3210, 5804), (4280, 4353)]