72495420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{28099}}^1$

素因数の和:28154

約数の個数: 48

約数和(自身を含む): 207715200

約数和(自身を除く): 135219780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 28099, 56198, 84297, 112396, 140495, 168594, 280990, 337188, 421485, 561980, 842970, 1208257, 1685940, 2416514, 3624771, 4833028, 6041285, 7249542, 12082570, 14499084, 18123855, 24165140, 36247710, 72495420]

約数ペア:

[(1, 72495420), (2, 36247710), (3, 24165140), (4, 18123855), (5, 14499084), (6, 12082570), (10, 7249542), (12, 6041285), (15, 4833028), (20, 3624771), (30, 2416514), (43, 1685940), (60, 1208257), (86, 842970), (129, 561980), (172, 421485), (215, 337188), (258, 280990), (430, 168594), (516, 140495), (645, 112396), (860, 84297), (1290, 56198), (2580, 28099)]