128214075

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 250698240

約数和(自身を除く): 122484165

約数列:

[1, 3, 5, 11, 15, 23, 25, 29, 33, 55, 69, 75, 87, 115, 145, 165, 233, 253, 275, 319, 345, 435, 575, 667, 699, 725, 759, 825, 957, 1165, 1265, 1595, 1725, 2001, 2175, 2563, 3335, 3495, 3795, 4785, 5359, 5825, 6325, 6757, 7337, 7689, 7975, 10005, 12815, 16077, 16675, 17475, 18975, 20271, 22011, 23925, 26795, 33785, 36685, 38445, 50025, 58949, 64075, 74327, 80385, 101355, 110055, 133975, 155411, 168925, 176847, 183425, 192225, 222981, 294745, 371635, 401925, 466233, 506775, 550275, 777055, 884235, 1114905, 1473725, 1709521, 1858175, 2331165, 3885275, 4421175, 5128563, 5574525, 8547605, 11655825, 25642815, 42738025, 128214075]

約数ペア:

[(1, 128214075), (3, 42738025), (5, 25642815), (11, 11655825), (15, 8547605), (23, 5574525), (25, 5128563), (29, 4421175), (33, 3885275), (55, 2331165), (69, 1858175), (75, 1709521), (87, 1473725), (115, 1114905), (145, 884235), (165, 777055), (233, 550275), (253, 506775), (275, 466233), (319, 401925), (345, 371635), (435, 294745), (575, 222981), (667, 192225), (699, 183425), (725, 176847), (759, 168925), (825, 155411), (957, 133975), (1165, 110055), (1265, 101355), (1595, 80385), (1725, 74327), (2001, 64075), (2175, 58949), (2563, 50025), (3335, 38445), (3495, 36685), (3795, 33785), (4785, 26795), (5359, 23925), (5825, 22011), (6325, 20271), (6757, 18975), (7337, 17475), (7689, 16675), (7975, 16077), (10005, 12815)]