156287360

素因数分解:

$2^7\times 5^1\times {\mathrm{244199}}^1$

素因数の和:244218

約数の個数: 32

約数和(自身を含む): 373626000

約数和(自身を除く): 217338640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 244199, 488398, 976796, 1220995, 1953592, 2441990, 3907184, 4883980, 7814368, 9767960, 15628736, 19535920, 31257472, 39071840, 78143680, 156287360]

約数ペア:

[(1, 156287360), (2, 78143680), (4, 39071840), (5, 31257472), (8, 19535920), (10, 15628736), (16, 9767960), (20, 7814368), (32, 4883980), (40, 3907184), (64, 2441990), (80, 1953592), (128, 1220995), (160, 976796), (320, 488398), (640, 244199)]