131002320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{545843}}^1$

素因数の和:545859

約数の個数: 40

約数和(自身を含む): 406107936

約数和(自身を除く): 275105616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 545843, 1091686, 1637529, 2183372, 2729215, 3275058, 4366744, 5458430, 6550116, 8187645, 8733488, 10916860, 13100232, 16375290, 21833720, 26200464, 32750580, 43667440, 65501160, 131002320]

約数ペア:

[(1, 131002320), (2, 65501160), (3, 43667440), (4, 32750580), (5, 26200464), (6, 21833720), (8, 16375290), (10, 13100232), (12, 10916860), (15, 8733488), (16, 8187645), (20, 6550116), (24, 5458430), (30, 4366744), (40, 3275058), (48, 2729215), (60, 2183372), (80, 1637529), (120, 1091686), (240, 545843)]