8721090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 26357760

約数和(自身を除く): 17636670

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 109, 126, 127, 210, 218, 254, 315, 327, 381, 545, 630, 635, 654, 762, 763, 889, 981, 1090, 1143, 1270, 1526, 1635, 1778, 1905, 1962, 2286, 2289, 2667, 3270, 3810, 3815, 4445, 4578, 4905, 5334, 5715, 6867, 7630, 8001, 8890, 9810, 11430, 11445, 13335, 13734, 13843, 16002, 22890, 26670, 27686, 34335, 40005, 41529, 68670, 69215, 80010, 83058, 96901, 124587, 138430, 193802, 207645, 249174, 290703, 415290, 484505, 581406, 622935, 872109, 969010, 1245870, 1453515, 1744218, 2907030, 4360545, 8721090]

約数ペア:

[(1, 8721090), (2, 4360545), (3, 2907030), (5, 1744218), (6, 1453515), (7, 1245870), (9, 969010), (10, 872109), (14, 622935), (15, 581406), (18, 484505), (21, 415290), (30, 290703), (35, 249174), (42, 207645), (45, 193802), (63, 138430), (70, 124587), (90, 96901), (105, 83058), (109, 80010), (126, 69215), (127, 68670), (210, 41529), (218, 40005), (254, 34335), (315, 27686), (327, 26670), (381, 22890), (545, 16002), (630, 13843), (635, 13734), (654, 13335), (762, 11445), (763, 11430), (889, 9810), (981, 8890), (1090, 8001), (1143, 7630), (1270, 6867), (1526, 5715), (1635, 5334), (1778, 4905), (1905, 4578), (1962, 4445), (2286, 3815), (2289, 3810), (2667, 3270)]