157023860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1121599}}^1$

素因数の和:1121615

約数の個数: 24

約数和(自身を含む): 376857600

約数和(自身を除く): 219833740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1121599, 2243198, 4486396, 5607995, 7851193, 11215990, 15702386, 22431980, 31404772, 39255965, 78511930, 157023860]

約数ペア:

[(1, 157023860), (2, 78511930), (4, 39255965), (5, 31404772), (7, 22431980), (10, 15702386), (14, 11215990), (20, 7851193), (28, 5607995), (35, 4486396), (70, 2243198), (140, 1121599)]