157213770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{748637}}^1$

素因数の和:748654

約数の個数: 32

約数和(自身を含む): 431215488

約数和(自身を除く): 274001718

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 748637, 1497274, 2245911, 3743185, 4491822, 5240459, 7486370, 10480918, 11229555, 15721377, 22459110, 26202295, 31442754, 52404590, 78606885, 157213770]

約数ペア:

[(1, 157213770), (2, 78606885), (3, 52404590), (5, 31442754), (6, 26202295), (7, 22459110), (10, 15721377), (14, 11229555), (15, 10480918), (21, 7486370), (30, 5240459), (35, 4491822), (42, 3743185), (70, 2245911), (105, 1497274), (210, 748637)]