64722120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{539351}}^1$

素因数の和:539365

約数の個数: 32

約数和(自身を含む): 194166720

約数和(自身を除く): 129444600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 539351, 1078702, 1618053, 2157404, 2696755, 3236106, 4314808, 5393510, 6472212, 8090265, 10787020, 12944424, 16180530, 21574040, 32361060, 64722120]

約数ペア:

[(1, 64722120), (2, 32361060), (3, 21574040), (4, 16180530), (5, 12944424), (6, 10787020), (8, 8090265), (10, 6472212), (12, 5393510), (15, 4314808), (20, 3236106), (24, 2696755), (30, 2157404), (40, 1618053), (60, 1078702), (120, 539351)]