1122880

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1$

素因数の和:68

約数の個数: 84

約数和(自身を含む): 3040380

約数和(自身を除く): 1917500

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 80, 88, 110, 116, 121, 145, 160, 176, 220, 232, 242, 290, 319, 320, 352, 440, 464, 484, 580, 605, 638, 704, 880, 928, 968, 1160, 1210, 1276, 1595, 1760, 1856, 1936, 2320, 2420, 2552, 3190, 3509, 3520, 3872, 4640, 4840, 5104, 6380, 7018, 7744, 9280, 9680, 10208, 12760, 14036, 17545, 19360, 20416, 25520, 28072, 35090, 38720, 51040, 56144, 70180, 102080, 112288, 140360, 224576, 280720, 561440, 1122880]

約数ペア:

[(1, 1122880), (2, 561440), (4, 280720), (5, 224576), (8, 140360), (10, 112288), (11, 102080), (16, 70180), (20, 56144), (22, 51040), (29, 38720), (32, 35090), (40, 28072), (44, 25520), (55, 20416), (58, 19360), (64, 17545), (80, 14036), (88, 12760), (110, 10208), (116, 9680), (121, 9280), (145, 7744), (160, 7018), (176, 6380), (220, 5104), (232, 4840), (242, 4640), (290, 3872), (319, 3520), (320, 3509), (352, 3190), (440, 2552), (464, 2420), (484, 2320), (580, 1936), (605, 1856), (638, 1760), (704, 1595), (880, 1276), (928, 1210), (968, 1160)]