66666160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:203

約数の個数: 120

約数和(自身を含む): 174551328

約数和(自身を除く): 107885168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 71, 80, 88, 97, 110, 121, 142, 176, 194, 220, 242, 284, 355, 388, 440, 484, 485, 568, 605, 710, 776, 781, 880, 968, 970, 1067, 1136, 1210, 1420, 1552, 1562, 1936, 1940, 2134, 2420, 2840, 3124, 3880, 3905, 4268, 4840, 5335, 5680, 6248, 6887, 7760, 7810, 8536, 8591, 9680, 10670, 11737, 12496, 13774, 15620, 17072, 17182, 21340, 23474, 27548, 31240, 34364, 34435, 42680, 42955, 46948, 55096, 58685, 62480, 68728, 68870, 75757, 85360, 85910, 93896, 110192, 117370, 137456, 137740, 151514, 171820, 187792, 234740, 275480, 303028, 343640, 378785, 469480, 550960, 606056, 687280, 757570, 833327, 938960, 1212112, 1515140, 1666654, 3030280, 3333308, 4166635, 6060560, 6666616, 8333270, 13333232, 16666540, 33333080, 66666160]

約数ペア:

[(1, 66666160), (2, 33333080), (4, 16666540), (5, 13333232), (8, 8333270), (10, 6666616), (11, 6060560), (16, 4166635), (20, 3333308), (22, 3030280), (40, 1666654), (44, 1515140), (55, 1212112), (71, 938960), (80, 833327), (88, 757570), (97, 687280), (110, 606056), (121, 550960), (142, 469480), (176, 378785), (194, 343640), (220, 303028), (242, 275480), (284, 234740), (355, 187792), (388, 171820), (440, 151514), (484, 137740), (485, 137456), (568, 117370), (605, 110192), (710, 93896), (776, 85910), (781, 85360), (880, 75757), (968, 68870), (970, 68728), (1067, 62480), (1136, 58685), (1210, 55096), (1420, 46948), (1552, 42955), (1562, 42680), (1936, 34435), (1940, 34364), (2134, 31240), (2420, 27548), (2840, 23474), (3124, 21340), (3880, 17182), (3905, 17072), (4268, 15620), (4840, 13774), (5335, 12496), (5680, 11737), (6248, 10670), (6887, 9680), (7760, 8591), (7810, 8536)]