251715072

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:640

約数の個数: 160

約数和(自身を含む): 786449664

約数和(自身を除く): 534734592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 41, 42, 48, 56, 64, 82, 84, 96, 112, 123, 128, 164, 168, 192, 224, 246, 256, 287, 328, 336, 384, 448, 492, 512, 571, 574, 656, 672, 768, 861, 896, 984, 1142, 1148, 1312, 1344, 1536, 1713, 1722, 1792, 1968, 2284, 2296, 2624, 2688, 3426, 3444, 3584, 3936, 3997, 4568, 4592, 5248, 5376, 6852, 6888, 7872, 7994, 9136, 9184, 10496, 10752, 11991, 13704, 13776, 15744, 15988, 18272, 18368, 20992, 23411, 23982, 27408, 27552, 31488, 31976, 36544, 36736, 46822, 47964, 54816, 55104, 62976, 63952, 70233, 73088, 73472, 93644, 95928, 109632, 110208, 127904, 140466, 146176, 146944, 163877, 187288, 191856, 219264, 220416, 255808, 280932, 292352, 327754, 374576, 383712, 438528, 440832, 491631, 511616, 561864, 655508, 749152, 767424, 877056, 983262, 1023232, 1123728, 1311016, 1498304, 1534848, 1966524, 2046464, 2247456, 2622032, 2996608, 3069696, 3933048, 4494912, 5244064, 5993216, 6139392, 7866096, 8989824, 10488128, 11986432, 15732192, 17979648, 20976256, 31464384, 35959296, 41952512, 62928768, 83905024, 125857536, 251715072]

約数ペア:

[(1, 251715072), (2, 125857536), (3, 83905024), (4, 62928768), (6, 41952512), (7, 35959296), (8, 31464384), (12, 20976256), (14, 17979648), (16, 15732192), (21, 11986432), (24, 10488128), (28, 8989824), (32, 7866096), (41, 6139392), (42, 5993216), (48, 5244064), (56, 4494912), (64, 3933048), (82, 3069696), (84, 2996608), (96, 2622032), (112, 2247456), (123, 2046464), (128, 1966524), (164, 1534848), (168, 1498304), (192, 1311016), (224, 1123728), (246, 1023232), (256, 983262), (287, 877056), (328, 767424), (336, 749152), (384, 655508), (448, 561864), (492, 511616), (512, 491631), (571, 440832), (574, 438528), (656, 383712), (672, 374576), (768, 327754), (861, 292352), (896, 280932), (984, 255808), (1142, 220416), (1148, 219264), (1312, 191856), (1344, 187288), (1536, 163877), (1713, 146944), (1722, 146176), (1792, 140466), (1968, 127904), (2284, 110208), (2296, 109632), (2624, 95928), (2688, 93644), (3426, 73472), (3444, 73088), (3584, 70233), (3936, 63952), (3997, 62976), (4568, 55104), (4592, 54816), (5248, 47964), (5376, 46822), (6852, 36736), (6888, 36544), (7872, 31976), (7994, 31488), (9136, 27552), (9184, 27408), (10496, 23982), (10752, 23411), (11991, 20992), (13704, 18368), (13776, 18272), (15744, 15988)]