257645952

素因数分解:

$2^7\times 3^2\times {\mathrm{139}}^1\times {\mathrm{1609}}^1$

素因数の和:1768

約数の個数: 96

約数和(自身を含む): 747201000

約数和(自身を除く): 489555048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 139, 144, 192, 278, 288, 384, 417, 556, 576, 834, 1112, 1152, 1251, 1609, 1668, 2224, 2502, 3218, 3336, 4448, 4827, 5004, 6436, 6672, 8896, 9654, 10008, 12872, 13344, 14481, 17792, 19308, 20016, 25744, 26688, 28962, 38616, 40032, 51488, 53376, 57924, 77232, 80064, 102976, 115848, 154464, 160128, 205952, 223651, 231696, 308928, 447302, 463392, 617856, 670953, 894604, 926784, 1341906, 1789208, 1853568, 2012859, 2683812, 3578416, 4025718, 5367624, 7156832, 8051436, 10735248, 14313664, 16102872, 21470496, 28627328, 32205744, 42940992, 64411488, 85881984, 128822976, 257645952]

約数ペア:

[(1, 257645952), (2, 128822976), (3, 85881984), (4, 64411488), (6, 42940992), (8, 32205744), (9, 28627328), (12, 21470496), (16, 16102872), (18, 14313664), (24, 10735248), (32, 8051436), (36, 7156832), (48, 5367624), (64, 4025718), (72, 3578416), (96, 2683812), (128, 2012859), (139, 1853568), (144, 1789208), (192, 1341906), (278, 926784), (288, 894604), (384, 670953), (417, 617856), (556, 463392), (576, 447302), (834, 308928), (1112, 231696), (1152, 223651), (1251, 205952), (1609, 160128), (1668, 154464), (2224, 115848), (2502, 102976), (3218, 80064), (3336, 77232), (4448, 57924), (4827, 53376), (5004, 51488), (6436, 40032), (6672, 38616), (8896, 28962), (9654, 26688), (10008, 25744), (12872, 20016), (13344, 19308), (14481, 17792)]