77870040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{648917}}^1$

素因数の和:648931

約数の個数: 32

約数和(自身を含む): 233610480

約数和(自身を除く): 155740440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 648917, 1297834, 1946751, 2595668, 3244585, 3893502, 5191336, 6489170, 7787004, 9733755, 12978340, 15574008, 19467510, 25956680, 38935020, 77870040]

約数ペア:

[(1, 77870040), (2, 38935020), (3, 25956680), (4, 19467510), (5, 15574008), (6, 12978340), (8, 9733755), (10, 7787004), (12, 6489170), (15, 5191336), (20, 3893502), (24, 3244585), (30, 2595668), (40, 1946751), (60, 1297834), (120, 648917)]