257057472

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{991}}^1$

素因数の和:1206

約数の個数: 112

約数和(自身を含む): 782108672

約数和(自身を除く): 525051200

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 193, 224, 336, 386, 448, 579, 672, 772, 991, 1158, 1344, 1351, 1544, 1982, 2316, 2702, 2973, 3088, 3964, 4053, 4632, 5404, 5946, 6176, 6937, 7928, 8106, 9264, 10808, 11892, 12352, 13874, 15856, 16212, 18528, 20811, 21616, 23784, 27748, 31712, 32424, 37056, 41622, 43232, 47568, 55496, 63424, 64848, 83244, 86464, 95136, 110992, 129696, 166488, 190272, 191263, 221984, 259392, 332976, 382526, 443968, 573789, 665952, 765052, 1147578, 1331904, 1338841, 1530104, 2295156, 2677682, 3060208, 4016523, 4590312, 5355364, 6120416, 8033046, 9180624, 10710728, 12240832, 16066092, 18361248, 21421456, 32132184, 36722496, 42842912, 64264368, 85685824, 128528736, 257057472]

約数ペア:

[(1, 257057472), (2, 128528736), (3, 85685824), (4, 64264368), (6, 42842912), (7, 36722496), (8, 32132184), (12, 21421456), (14, 18361248), (16, 16066092), (21, 12240832), (24, 10710728), (28, 9180624), (32, 8033046), (42, 6120416), (48, 5355364), (56, 4590312), (64, 4016523), (84, 3060208), (96, 2677682), (112, 2295156), (168, 1530104), (192, 1338841), (193, 1331904), (224, 1147578), (336, 765052), (386, 665952), (448, 573789), (579, 443968), (672, 382526), (772, 332976), (991, 259392), (1158, 221984), (1344, 191263), (1351, 190272), (1544, 166488), (1982, 129696), (2316, 110992), (2702, 95136), (2973, 86464), (3088, 83244), (3964, 64848), (4053, 63424), (4632, 55496), (5404, 47568), (5946, 43232), (6176, 41622), (6937, 37056), (7928, 32424), (8106, 31712), (9264, 27748), (10808, 23784), (11892, 21616), (12352, 20811), (13874, 18528), (15856, 16212)]