153605240

素因数分解:

$2^3\times 5^1\times {\mathrm{1489}}^1\times {\mathrm{2579}}^1$

素因数の和:4079

約数の個数: 32

約数和(自身を含む): 345978000

約数和(自身を除く): 192372760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1489, 2579, 2978, 5158, 5956, 7445, 10316, 11912, 12895, 14890, 20632, 25790, 29780, 51580, 59560, 103160, 3840131, 7680262, 15360524, 19200655, 30721048, 38401310, 76802620, 153605240]

約数ペア:

[(1, 153605240), (2, 76802620), (4, 38401310), (5, 30721048), (8, 19200655), (10, 15360524), (20, 7680262), (40, 3840131), (1489, 103160), (2579, 59560), (2978, 51580), (5158, 29780), (5956, 25790), (7445, 20632), (10316, 14890), (11912, 12895)]