678257216

素因数分解:

$2^6\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:297

約数の個数: 168

約数和(自身を含む): 1712342016

約数和(自身を除く): 1034084800

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 127, 131, 182, 196, 208, 224, 254, 262, 364, 392, 416, 448, 508, 524, 637, 728, 784, 832, 889, 917, 1016, 1048, 1274, 1456, 1568, 1651, 1703, 1778, 1834, 2032, 2096, 2548, 2912, 3136, 3302, 3406, 3556, 3668, 4064, 4192, 5096, 5824, 6223, 6419, 6604, 6812, 7112, 7336, 8128, 8384, 10192, 11557, 11921, 12446, 12838, 13208, 13624, 14224, 14672, 16637, 20384, 23114, 23842, 24892, 25676, 26416, 27248, 28448, 29344, 33274, 40768, 46228, 47684, 49784, 51352, 52832, 54496, 56896, 58688, 66548, 80899, 83447, 92456, 95368, 99568, 102704, 105664, 108992, 116459, 133096, 161798, 166894, 184912, 190736, 199136, 205408, 216281, 232918, 266192, 323596, 333788, 369824, 381472, 398272, 410816, 432562, 465836, 532384, 647192, 667576, 739648, 762944, 815213, 865124, 931672, 1064768, 1294384, 1335152, 1513967, 1630426, 1730248, 1863344, 2588768, 2670304, 3027934, 3260852, 3460496, 3726688, 5177536, 5340608, 6055868, 6521704, 6920992, 7453376, 10597769, 12111736, 13043408, 13841984, 21195538, 24223472, 26086816, 42391076, 48446944, 52173632, 84782152, 96893888, 169564304, 339128608, 678257216]

約数ペア:

[(1, 678257216), (2, 339128608), (4, 169564304), (7, 96893888), (8, 84782152), (13, 52173632), (14, 48446944), (16, 42391076), (26, 26086816), (28, 24223472), (32, 21195538), (49, 13841984), (52, 13043408), (56, 12111736), (64, 10597769), (91, 7453376), (98, 6920992), (104, 6521704), (112, 6055868), (127, 5340608), (131, 5177536), (182, 3726688), (196, 3460496), (208, 3260852), (224, 3027934), (254, 2670304), (262, 2588768), (364, 1863344), (392, 1730248), (416, 1630426), (448, 1513967), (508, 1335152), (524, 1294384), (637, 1064768), (728, 931672), (784, 865124), (832, 815213), (889, 762944), (917, 739648), (1016, 667576), (1048, 647192), (1274, 532384), (1456, 465836), (1568, 432562), (1651, 410816), (1703, 398272), (1778, 381472), (1834, 369824), (2032, 333788), (2096, 323596), (2548, 266192), (2912, 232918), (3136, 216281), (3302, 205408), (3406, 199136), (3556, 190736), (3668, 184912), (4064, 166894), (4192, 161798), (5096, 133096), (5824, 116459), (6223, 108992), (6419, 105664), (6604, 102704), (6812, 99568), (7112, 95368), (7336, 92456), (8128, 83447), (8384, 80899), (10192, 66548), (11557, 58688), (11921, 56896), (12446, 54496), (12838, 52832), (13208, 51352), (13624, 49784), (14224, 47684), (14672, 46228), (16637, 40768), (20384, 33274), (23114, 29344), (23842, 28448), (24892, 27248), (25676, 26416)]