185483120

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:450

約数の個数: 80

約数和(自身を含む): 441936000

約数和(自身を除く): 256452880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 109, 178, 218, 239, 356, 436, 445, 478, 545, 712, 872, 890, 956, 1090, 1195, 1424, 1744, 1780, 1912, 2180, 2390, 3560, 3824, 4360, 4780, 7120, 8720, 9560, 9701, 19120, 19402, 21271, 26051, 38804, 42542, 48505, 52102, 77608, 85084, 97010, 104204, 106355, 130255, 155216, 170168, 194020, 208408, 212710, 260510, 340336, 388040, 416816, 425420, 521020, 776080, 850840, 1042040, 1701680, 2084080, 2318539, 4637078, 9274156, 11592695, 18548312, 23185390, 37096624, 46370780, 92741560, 185483120]

約数ペア:

[(1, 185483120), (2, 92741560), (4, 46370780), (5, 37096624), (8, 23185390), (10, 18548312), (16, 11592695), (20, 9274156), (40, 4637078), (80, 2318539), (89, 2084080), (109, 1701680), (178, 1042040), (218, 850840), (239, 776080), (356, 521020), (436, 425420), (445, 416816), (478, 388040), (545, 340336), (712, 260510), (872, 212710), (890, 208408), (956, 194020), (1090, 170168), (1195, 155216), (1424, 130255), (1744, 106355), (1780, 104204), (1912, 97010), (2180, 85084), (2390, 77608), (3560, 52102), (3824, 48505), (4360, 42542), (4780, 38804), (7120, 26051), (8720, 21271), (9560, 19402), (9701, 19120)]