640804547970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{7120050533}}^1$

素因数の和:7120050546

約数の個数: 24

約数和(自身を含む): 1666091824956

約数和(自身を除く): 1025287276986

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 7120050533, 14240101066, 21360151599, 35600252665, 42720303198, 64080454797, 71200505330, 106800757995, 128160909594, 213601515990, 320402273985, 640804547970]

約数ペア:

[(1, 640804547970), (2, 320402273985), (3, 213601515990), (5, 128160909594), (6, 106800757995), (9, 71200505330), (10, 64080454797), (15, 42720303198), (18, 35600252665), (30, 21360151599), (45, 14240101066), (90, 7120050533)]