156772160

素因数分解:

$2^6\times 5^1\times {\mathrm{489913}}^1$

素因数の和:489930

約数の個数: 28

約数和(自身を含む): 373314468

約数和(自身を除く): 216542308

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 489913, 979826, 1959652, 2449565, 3919304, 4899130, 7838608, 9798260, 15677216, 19596520, 31354432, 39193040, 78386080, 156772160]

約数ペア:

[(1, 156772160), (2, 78386080), (4, 39193040), (5, 31354432), (8, 19596520), (10, 15677216), (16, 9798260), (20, 7838608), (32, 4899130), (40, 3919304), (64, 2449565), (80, 1959652), (160, 979826), (320, 489913)]