156945346460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1121038189}}^1$

素因数の和:1121038205

約数の個数: 24

約数和(自身を含む): 376668831840

約数和(自身を除く): 219723485380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1121038189, 2242076378, 4484152756, 5605190945, 7847267323, 11210381890, 15694534646, 22420763780, 31389069292, 39236336615, 78472673230, 156945346460]

約数ペア:

[(1, 156945346460), (2, 78472673230), (4, 39236336615), (5, 31389069292), (7, 22420763780), (10, 15694534646), (14, 11210381890), (20, 7847267323), (28, 5605190945), (35, 4484152756), (70, 2242076378), (140, 1121038189)]