389564880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{12781}}^1$

素因数の和:12924

約数の個数: 80

約数和(自身を含む): 1217255424

約数和(自身を除く): 827690544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 127, 240, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1905, 2032, 2540, 3048, 3810, 5080, 6096, 7620, 10160, 12781, 15240, 25562, 30480, 38343, 51124, 63905, 76686, 102248, 127810, 153372, 191715, 204496, 255620, 306744, 383430, 511240, 613488, 766860, 1022480, 1533720, 1623187, 3067440, 3246374, 4869561, 6492748, 8115935, 9739122, 12985496, 16231870, 19478244, 24347805, 25970992, 32463740, 38956488, 48695610, 64927480, 77912976, 97391220, 129854960, 194782440, 389564880]

約数ペア:

[(1, 389564880), (2, 194782440), (3, 129854960), (4, 97391220), (5, 77912976), (6, 64927480), (8, 48695610), (10, 38956488), (12, 32463740), (15, 25970992), (16, 24347805), (20, 19478244), (24, 16231870), (30, 12985496), (40, 9739122), (48, 8115935), (60, 6492748), (80, 4869561), (120, 3246374), (127, 3067440), (240, 1623187), (254, 1533720), (381, 1022480), (508, 766860), (635, 613488), (762, 511240), (1016, 383430), (1270, 306744), (1524, 255620), (1905, 204496), (2032, 191715), (2540, 153372), (3048, 127810), (3810, 102248), (5080, 76686), (6096, 63905), (7620, 51124), (10160, 38343), (12781, 30480), (15240, 25562)]