257877984

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4217}}^1$

素因数の和:4257

約数の個数: 144

約数和(自身を含む): 848222928

約数和(自身を除く): 590344944

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 49, 52, 56, 78, 84, 91, 96, 98, 104, 112, 147, 156, 168, 182, 196, 208, 224, 273, 294, 312, 336, 364, 392, 416, 546, 588, 624, 637, 672, 728, 784, 1092, 1176, 1248, 1274, 1456, 1568, 1911, 2184, 2352, 2548, 2912, 3822, 4217, 4368, 4704, 5096, 7644, 8434, 8736, 10192, 12651, 15288, 16868, 20384, 25302, 29519, 30576, 33736, 50604, 54821, 59038, 61152, 67472, 88557, 101208, 109642, 118076, 134944, 164463, 177114, 202416, 206633, 219284, 236152, 328926, 354228, 383747, 404832, 413266, 438568, 472304, 619899, 657852, 708456, 767494, 826532, 877136, 944608, 1151241, 1239798, 1315704, 1416912, 1534988, 1653064, 1754272, 2302482, 2479596, 2631408, 2686229, 2833824, 3069976, 3306128, 4604964, 4959192, 5262816, 5372458, 6139952, 6612256, 8058687, 9209928, 9918384, 10744916, 12279904, 16117374, 18419856, 19836768, 21489832, 32234748, 36839712, 42979664, 64469496, 85959328, 128938992, 257877984]

約数ペア:

[(1, 257877984), (2, 128938992), (3, 85959328), (4, 64469496), (6, 42979664), (7, 36839712), (8, 32234748), (12, 21489832), (13, 19836768), (14, 18419856), (16, 16117374), (21, 12279904), (24, 10744916), (26, 9918384), (28, 9209928), (32, 8058687), (39, 6612256), (42, 6139952), (48, 5372458), (49, 5262816), (52, 4959192), (56, 4604964), (78, 3306128), (84, 3069976), (91, 2833824), (96, 2686229), (98, 2631408), (104, 2479596), (112, 2302482), (147, 1754272), (156, 1653064), (168, 1534988), (182, 1416912), (196, 1315704), (208, 1239798), (224, 1151241), (273, 944608), (294, 877136), (312, 826532), (336, 767494), (364, 708456), (392, 657852), (416, 619899), (546, 472304), (588, 438568), (624, 413266), (637, 404832), (672, 383747), (728, 354228), (784, 328926), (1092, 236152), (1176, 219284), (1248, 206633), (1274, 202416), (1456, 177114), (1568, 164463), (1911, 134944), (2184, 118076), (2352, 109642), (2548, 101208), (2912, 88557), (3822, 67472), (4217, 61152), (4368, 59038), (4704, 54821), (5096, 50604), (7644, 33736), (8434, 30576), (8736, 29519), (10192, 25302), (12651, 20384), (15288, 16868)]