404865285

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:203

約数の個数: 128

約数和(自身を含む): 794271744

約数和(自身を除く): 389406459

約数列:

[1, 3, 5, 11, 15, 17, 33, 37, 47, 51, 55, 83, 85, 111, 141, 165, 185, 187, 235, 249, 255, 407, 415, 517, 555, 561, 629, 705, 799, 913, 935, 1221, 1245, 1411, 1551, 1739, 1887, 2035, 2397, 2585, 2739, 2805, 3071, 3145, 3901, 3995, 4233, 4565, 5217, 6105, 6919, 7055, 7755, 8695, 8789, 9213, 9435, 11703, 11985, 13695, 15355, 15521, 19129, 19505, 20757, 21165, 26085, 26367, 29563, 33781, 34595, 42911, 43945, 46065, 46563, 52207, 57387, 58515, 66317, 77605, 88689, 95645, 101343, 103785, 128733, 131835, 144337, 147815, 156621, 168905, 198951, 214555, 232815, 261035, 286935, 325193, 331585, 433011, 443445, 506715, 574277, 643665, 721685, 729487, 783105, 975579, 994755, 1587707, 1625965, 1722831, 2165055, 2188461, 2453729, 2871385, 3647435, 4763121, 4877895, 7361187, 7938535, 8614155, 10942305, 12268645, 23815605, 26991019, 36805935, 80973057, 134955095, 404865285]

約数ペア:

[(1, 404865285), (3, 134955095), (5, 80973057), (11, 36805935), (15, 26991019), (17, 23815605), (33, 12268645), (37, 10942305), (47, 8614155), (51, 7938535), (55, 7361187), (83, 4877895), (85, 4763121), (111, 3647435), (141, 2871385), (165, 2453729), (185, 2188461), (187, 2165055), (235, 1722831), (249, 1625965), (255, 1587707), (407, 994755), (415, 975579), (517, 783105), (555, 729487), (561, 721685), (629, 643665), (705, 574277), (799, 506715), (913, 443445), (935, 433011), (1221, 331585), (1245, 325193), (1411, 286935), (1551, 261035), (1739, 232815), (1887, 214555), (2035, 198951), (2397, 168905), (2585, 156621), (2739, 147815), (2805, 144337), (3071, 131835), (3145, 128733), (3901, 103785), (3995, 101343), (4233, 95645), (4565, 88689), (5217, 77605), (6105, 66317), (6919, 58515), (7055, 57387), (7755, 52207), (8695, 46563), (8789, 46065), (9213, 43945), (9435, 42911), (11703, 34595), (11985, 33781), (13695, 29563), (15355, 26367), (15521, 26085), (19129, 21165), (19505, 20757)]