861560880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{87557}}^1$

素因数の和:87614

約数の個数: 80

約数和(自身を含む): 2736012384

約数和(自身を除く): 1874451504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4920, 9840, 87557, 175114, 262671, 350228, 437785, 525342, 700456, 875570, 1050684, 1313355, 1400912, 1751140, 2101368, 2626710, 3502280, 3589837, 4202736, 5253420, 7004560, 7179674, 10506840, 10769511, 14359348, 17949185, 21013680, 21539022, 28718696, 35898370, 43078044, 53847555, 57437392, 71796740, 86156088, 107695110, 143593480, 172312176, 215390220, 287186960, 430780440, 861560880]

約数ペア:

[(1, 861560880), (2, 430780440), (3, 287186960), (4, 215390220), (5, 172312176), (6, 143593480), (8, 107695110), (10, 86156088), (12, 71796740), (15, 57437392), (16, 53847555), (20, 43078044), (24, 35898370), (30, 28718696), (40, 21539022), (41, 21013680), (48, 17949185), (60, 14359348), (80, 10769511), (82, 10506840), (120, 7179674), (123, 7004560), (164, 5253420), (205, 4202736), (240, 3589837), (246, 3502280), (328, 2626710), (410, 2101368), (492, 1751140), (615, 1400912), (656, 1313355), (820, 1050684), (984, 875570), (1230, 700456), (1640, 525342), (1968, 437785), (2460, 350228), (3280, 262671), (4920, 175114), (9840, 87557)]