144463640

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{22157}}^1$

素因数の和:22331

約数の個数: 32

約数和(自身を含む): 327052080

約数和(自身を除く): 182588440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 22157, 44314, 88628, 110785, 177256, 221570, 443140, 886280, 3611591, 7223182, 14446364, 18057955, 28892728, 36115910, 72231820, 144463640]

約数ペア:

[(1, 144463640), (2, 72231820), (4, 36115910), (5, 28892728), (8, 18057955), (10, 14446364), (20, 7223182), (40, 3611591), (163, 886280), (326, 443140), (652, 221570), (815, 177256), (1304, 110785), (1630, 88628), (3260, 44314), (6520, 22157)]