138297920

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:268

約数の個数: 112

約数和(自身を含む): 344107008

約数和(自身を除く): 205809088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 83, 127, 160, 164, 166, 205, 254, 320, 328, 332, 410, 415, 508, 635, 656, 664, 820, 830, 1016, 1270, 1312, 1328, 1640, 1660, 2032, 2540, 2624, 2656, 3280, 3320, 3403, 4064, 5080, 5207, 5312, 6560, 6640, 6806, 8128, 10160, 10414, 10541, 13120, 13280, 13612, 17015, 20320, 20828, 21082, 26035, 26560, 27224, 34030, 40640, 41656, 42164, 52070, 52705, 54448, 68060, 83312, 84328, 104140, 105410, 108896, 136120, 166624, 168656, 208280, 210820, 217792, 272240, 333248, 337312, 416560, 421640, 432181, 544480, 674624, 833120, 843280, 864362, 1088960, 1666240, 1686560, 1728724, 2160905, 3373120, 3457448, 4321810, 6914896, 8643620, 13829792, 17287240, 27659584, 34574480, 69148960, 138297920]

約数ペア:

[(1, 138297920), (2, 69148960), (4, 34574480), (5, 27659584), (8, 17287240), (10, 13829792), (16, 8643620), (20, 6914896), (32, 4321810), (40, 3457448), (41, 3373120), (64, 2160905), (80, 1728724), (82, 1686560), (83, 1666240), (127, 1088960), (160, 864362), (164, 843280), (166, 833120), (205, 674624), (254, 544480), (320, 432181), (328, 421640), (332, 416560), (410, 337312), (415, 333248), (508, 272240), (635, 217792), (656, 210820), (664, 208280), (820, 168656), (830, 166624), (1016, 136120), (1270, 108896), (1312, 105410), (1328, 104140), (1640, 84328), (1660, 83312), (2032, 68060), (2540, 54448), (2624, 52705), (2656, 52070), (3280, 42164), (3320, 41656), (3403, 40640), (4064, 34030), (5080, 27224), (5207, 26560), (5312, 26035), (6560, 21082), (6640, 20828), (6806, 20320), (8128, 17015), (10160, 13612), (10414, 13280), (10541, 13120)]