201556960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{359}}^1$

素因数の和:425

約数の個数: 144

約数和(自身を含む): 542959200

約数和(自身を除く): 341402240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 80, 88, 110, 116, 121, 145, 160, 176, 220, 232, 242, 290, 319, 352, 359, 440, 464, 484, 580, 605, 638, 718, 880, 928, 968, 1160, 1210, 1276, 1436, 1595, 1760, 1795, 1936, 2320, 2420, 2552, 2872, 3190, 3509, 3590, 3872, 3949, 4640, 4840, 5104, 5744, 6380, 7018, 7180, 7898, 9680, 10208, 10411, 11488, 12760, 14036, 14360, 15796, 17545, 19360, 19745, 20822, 25520, 28072, 28720, 31592, 35090, 39490, 41644, 43439, 51040, 52055, 56144, 57440, 63184, 70180, 78980, 83288, 86878, 104110, 112288, 114521, 126368, 140360, 157960, 166576, 173756, 208220, 217195, 229042, 280720, 315920, 333152, 347512, 416440, 434390, 458084, 561440, 572605, 631840, 695024, 832880, 868780, 916168, 1145210, 1259731, 1390048, 1665760, 1737560, 1832336, 2290420, 2519462, 3475120, 3664672, 4580840, 5038924, 6298655, 6950240, 9161680, 10077848, 12597310, 18323360, 20155696, 25194620, 40311392, 50389240, 100778480, 201556960]

約数ペア:

[(1, 201556960), (2, 100778480), (4, 50389240), (5, 40311392), (8, 25194620), (10, 20155696), (11, 18323360), (16, 12597310), (20, 10077848), (22, 9161680), (29, 6950240), (32, 6298655), (40, 5038924), (44, 4580840), (55, 3664672), (58, 3475120), (80, 2519462), (88, 2290420), (110, 1832336), (116, 1737560), (121, 1665760), (145, 1390048), (160, 1259731), (176, 1145210), (220, 916168), (232, 868780), (242, 832880), (290, 695024), (319, 631840), (352, 572605), (359, 561440), (440, 458084), (464, 434390), (484, 416440), (580, 347512), (605, 333152), (638, 315920), (718, 280720), (880, 229042), (928, 217195), (968, 208220), (1160, 173756), (1210, 166576), (1276, 157960), (1436, 140360), (1595, 126368), (1760, 114521), (1795, 112288), (1936, 104110), (2320, 86878), (2420, 83288), (2552, 78980), (2872, 70180), (3190, 63184), (3509, 57440), (3590, 56144), (3872, 52055), (3949, 51040), (4640, 43439), (4840, 41644), (5104, 39490), (5744, 35090), (6380, 31592), (7018, 28720), (7180, 28072), (7898, 25520), (9680, 20822), (10208, 19745), (10411, 19360), (11488, 17545), (12760, 15796), (14036, 14360)]