64708440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{539237}}^1$

素因数の和:539251

約数の個数: 32

約数和(自身を含む): 194125680

約数和(自身を除く): 129417240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 539237, 1078474, 1617711, 2156948, 2696185, 3235422, 4313896, 5392370, 6470844, 8088555, 10784740, 12941688, 16177110, 21569480, 32354220, 64708440]

約数ペア:

[(1, 64708440), (2, 32354220), (3, 21569480), (4, 16177110), (5, 12941688), (6, 10784740), (8, 8088555), (10, 6470844), (12, 5392370), (15, 4313896), (20, 3235422), (24, 2696185), (30, 2156948), (40, 1617711), (60, 1078474), (120, 539237)]