31317360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{130489}}^1$

素因数の和:130505

約数の個数: 40

約数和(自身を含む): 97084560

約数和(自身を除く): 65767200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 130489, 260978, 391467, 521956, 652445, 782934, 1043912, 1304890, 1565868, 1957335, 2087824, 2609780, 3131736, 3914670, 5219560, 6263472, 7829340, 10439120, 15658680, 31317360]

約数ペア:

[(1, 31317360), (2, 15658680), (3, 10439120), (4, 7829340), (5, 6263472), (6, 5219560), (8, 3914670), (10, 3131736), (12, 2609780), (15, 2087824), (16, 1957335), (20, 1565868), (24, 1304890), (30, 1043912), (40, 782934), (48, 652445), (60, 521956), (80, 391467), (120, 260978), (240, 130489)]