678648256

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2557}}^1$

素因数の和:2622

約数の個数: 112

約数和(自身を含む): 1637324640

約数和(自身を除く): 958676384

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 29, 32, 44, 52, 58, 64, 88, 104, 116, 143, 176, 208, 232, 286, 319, 352, 377, 416, 464, 572, 638, 704, 754, 832, 928, 1144, 1276, 1508, 1856, 2288, 2552, 2557, 3016, 4147, 4576, 5104, 5114, 6032, 8294, 9152, 10208, 10228, 12064, 16588, 20416, 20456, 24128, 28127, 33176, 33241, 40912, 56254, 66352, 66482, 74153, 81824, 112508, 132704, 132964, 148306, 163648, 225016, 265408, 265928, 296612, 365651, 450032, 531856, 593224, 731302, 815683, 900064, 963989, 1063712, 1186448, 1462604, 1631366, 1800128, 1927978, 2127424, 2372896, 2925208, 3262732, 3855956, 4745792, 5850416, 6525464, 7711912, 10603879, 11700832, 13050928, 15423824, 21207758, 23401664, 26101856, 30847648, 42415516, 52203712, 61695296, 84831032, 169662064, 339324128, 678648256]

約数ペア:

[(1, 678648256), (2, 339324128), (4, 169662064), (8, 84831032), (11, 61695296), (13, 52203712), (16, 42415516), (22, 30847648), (26, 26101856), (29, 23401664), (32, 21207758), (44, 15423824), (52, 13050928), (58, 11700832), (64, 10603879), (88, 7711912), (104, 6525464), (116, 5850416), (143, 4745792), (176, 3855956), (208, 3262732), (232, 2925208), (286, 2372896), (319, 2127424), (352, 1927978), (377, 1800128), (416, 1631366), (464, 1462604), (572, 1186448), (638, 1063712), (704, 963989), (754, 900064), (832, 815683), (928, 731302), (1144, 593224), (1276, 531856), (1508, 450032), (1856, 365651), (2288, 296612), (2552, 265928), (2557, 265408), (3016, 225016), (4147, 163648), (4576, 148306), (5104, 132964), (5114, 132704), (6032, 112508), (8294, 81824), (9152, 74153), (10208, 66482), (10228, 66352), (12064, 56254), (16588, 40912), (20416, 33241), (20456, 33176), (24128, 28127)]