1312905216

素因数分解:

$2^{11}\times 3^1\times 7^4\times {\mathrm{89}}^1$

素因数の和:142

約数の個数: 240

約数和(自身を含む): 4129234200

約数和(自身を除く): 2816328984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 89, 96, 98, 112, 128, 147, 168, 178, 192, 196, 224, 256, 267, 294, 336, 343, 356, 384, 392, 448, 512, 534, 588, 623, 672, 686, 712, 768, 784, 896, 1024, 1029, 1068, 1176, 1246, 1344, 1372, 1424, 1536, 1568, 1792, 1869, 2048, 2058, 2136, 2352, 2401, 2492, 2688, 2744, 2848, 3072, 3136, 3584, 3738, 4116, 4272, 4361, 4704, 4802, 4984, 5376, 5488, 5696, 6144, 6272, 7168, 7203, 7476, 8232, 8544, 8722, 9408, 9604, 9968, 10752, 10976, 11392, 12544, 13083, 14336, 14406, 14952, 16464, 17088, 17444, 18816, 19208, 19936, 21504, 21952, 22784, 25088, 26166, 28812, 29904, 30527, 32928, 34176, 34888, 37632, 38416, 39872, 43008, 43904, 45568, 50176, 52332, 57624, 59808, 61054, 65856, 68352, 69776, 75264, 76832, 79744, 87808, 91136, 91581, 100352, 104664, 115248, 119616, 122108, 131712, 136704, 139552, 150528, 153664, 159488, 175616, 182272, 183162, 209328, 213689, 230496, 239232, 244216, 263424, 273408, 279104, 301056, 307328, 318976, 351232, 366324, 418656, 427378, 460992, 478464, 488432, 526848, 546816, 558208, 614656, 637952, 641067, 702464, 732648, 837312, 854756, 921984, 956928, 976864, 1053696, 1116416, 1229312, 1275904, 1282134, 1465296, 1674624, 1709512, 1843968, 1913856, 1953728, 2107392, 2232832, 2458624, 2564268, 2930592, 3349248, 3419024, 3687936, 3827712, 3907456, 4465664, 4917248, 5128536, 5861184, 6698496, 6838048, 7375872, 7814912, 8931328, 10257072, 11722368, 13396992, 13676096, 14751744, 15629824, 20514144, 23444736, 26793984, 27352192, 31259648, 41028288, 46889472, 54704384, 62519296, 82056576, 93778944, 109408768, 164113152, 187557888, 218817536, 328226304, 437635072, 656452608, 1312905216]

約数ペア:

[(1, 1312905216), (2, 656452608), (3, 437635072), (4, 328226304), (6, 218817536), (7, 187557888), (8, 164113152), (12, 109408768), (14, 93778944), (16, 82056576), (21, 62519296), (24, 54704384), (28, 46889472), (32, 41028288), (42, 31259648), (48, 27352192), (49, 26793984), (56, 23444736), (64, 20514144), (84, 15629824), (89, 14751744), (96, 13676096), (98, 13396992), (112, 11722368), (128, 10257072), (147, 8931328), (168, 7814912), (178, 7375872), (192, 6838048), (196, 6698496), (224, 5861184), (256, 5128536), (267, 4917248), (294, 4465664), (336, 3907456), (343, 3827712), (356, 3687936), (384, 3419024), (392, 3349248), (448, 2930592), (512, 2564268), (534, 2458624), (588, 2232832), (623, 2107392), (672, 1953728), (686, 1913856), (712, 1843968), (768, 1709512), (784, 1674624), (896, 1465296), (1024, 1282134), (1029, 1275904), (1068, 1229312), (1176, 1116416), (1246, 1053696), (1344, 976864), (1372, 956928), (1424, 921984), (1536, 854756), (1568, 837312), (1792, 732648), (1869, 702464), (2048, 641067), (2058, 637952), (2136, 614656), (2352, 558208), (2401, 546816), (2492, 526848), (2688, 488432), (2744, 478464), (2848, 460992), (3072, 427378), (3136, 418656), (3584, 366324), (3738, 351232), (4116, 318976), (4272, 307328), (4361, 301056), (4704, 279104), (4802, 273408), (4984, 263424), (5376, 244216), (5488, 239232), (5696, 230496), (6144, 213689), (6272, 209328), (7168, 183162), (7203, 182272), (7476, 175616), (8232, 159488), (8544, 153664), (8722, 150528), (9408, 139552), (9604, 136704), (9968, 131712), (10752, 122108), (10976, 119616), (11392, 115248), (12544, 104664), (13083, 100352), (14336, 91581), (14406, 91136), (14952, 87808), (16464, 79744), (17088, 76832), (17444, 75264), (18816, 69776), (19208, 68352), (19936, 65856), (21504, 61054), (21952, 59808), (22784, 57624), (25088, 52332), (26166, 50176), (28812, 45568), (29904, 43904), (30527, 43008), (32928, 39872), (34176, 38416), (34888, 37632)]