257892096

素因数分解:

$2^8\times 3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1$

素因数の和:140

約数の個数: 288

約数和(自身を含む): 883008000

約数和(自身を除く): 625115904

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 49, 56, 64, 66, 77, 84, 88, 89, 96, 98, 112, 128, 132, 147, 154, 168, 176, 178, 192, 196, 224, 231, 256, 264, 267, 294, 308, 336, 343, 352, 356, 384, 392, 448, 462, 528, 534, 539, 588, 616, 623, 672, 686, 704, 712, 768, 784, 896, 924, 979, 1029, 1056, 1068, 1078, 1176, 1232, 1246, 1344, 1372, 1408, 1424, 1568, 1617, 1792, 1848, 1869, 1958, 2058, 2112, 2136, 2156, 2352, 2464, 2492, 2688, 2744, 2816, 2848, 2937, 3136, 3234, 3696, 3738, 3773, 3916, 4116, 4224, 4272, 4312, 4361, 4704, 4928, 4984, 5376, 5488, 5696, 5874, 6272, 6468, 6853, 7392, 7476, 7546, 7832, 8232, 8448, 8544, 8624, 8722, 9408, 9856, 9968, 10976, 11319, 11392, 11748, 12544, 12936, 13083, 13706, 14784, 14952, 15092, 15664, 16464, 17088, 17248, 17444, 18816, 19712, 19936, 20559, 21952, 22638, 22784, 23496, 25872, 26166, 27412, 29568, 29904, 30184, 30527, 31328, 32928, 34176, 34496, 34888, 37632, 39872, 41118, 43904, 45276, 46992, 47971, 51744, 52332, 54824, 59136, 59808, 60368, 61054, 62656, 65856, 68352, 68992, 69776, 79744, 82236, 87808, 90552, 91581, 93984, 95942, 103488, 104664, 109648, 119616, 120736, 122108, 125312, 131712, 137984, 139552, 143913, 159488, 164472, 181104, 183162, 187968, 191884, 206976, 209328, 219296, 239232, 241472, 244216, 250624, 263424, 279104, 287826, 328944, 335797, 362208, 366324, 375936, 383768, 413952, 418656, 438592, 478464, 482944, 488432, 558208, 575652, 657888, 671594, 724416, 732648, 751872, 767536, 837312, 877184, 965888, 976864, 1007391, 1116416, 1151304, 1315776, 1343188, 1448832, 1465296, 1535072, 1674624, 1754368, 1953728, 2014782, 2302608, 2631552, 2686376, 2897664, 2930592, 3070144, 3349248, 3907456, 4029564, 4605216, 5263104, 5372752, 5861184, 6140288, 7814912, 8059128, 9210432, 10745504, 11722368, 12280576, 16118256, 18420864, 21491008, 23444736, 32236512, 36841728, 42982016, 64473024, 85964032, 128946048, 257892096]

約数ペア:

[(1, 257892096), (2, 128946048), (3, 85964032), (4, 64473024), (6, 42982016), (7, 36841728), (8, 32236512), (11, 23444736), (12, 21491008), (14, 18420864), (16, 16118256), (21, 12280576), (22, 11722368), (24, 10745504), (28, 9210432), (32, 8059128), (33, 7814912), (42, 6140288), (44, 5861184), (48, 5372752), (49, 5263104), (56, 4605216), (64, 4029564), (66, 3907456), (77, 3349248), (84, 3070144), (88, 2930592), (89, 2897664), (96, 2686376), (98, 2631552), (112, 2302608), (128, 2014782), (132, 1953728), (147, 1754368), (154, 1674624), (168, 1535072), (176, 1465296), (178, 1448832), (192, 1343188), (196, 1315776), (224, 1151304), (231, 1116416), (256, 1007391), (264, 976864), (267, 965888), (294, 877184), (308, 837312), (336, 767536), (343, 751872), (352, 732648), (356, 724416), (384, 671594), (392, 657888), (448, 575652), (462, 558208), (528, 488432), (534, 482944), (539, 478464), (588, 438592), (616, 418656), (623, 413952), (672, 383768), (686, 375936), (704, 366324), (712, 362208), (768, 335797), (784, 328944), (896, 287826), (924, 279104), (979, 263424), (1029, 250624), (1056, 244216), (1068, 241472), (1078, 239232), (1176, 219296), (1232, 209328), (1246, 206976), (1344, 191884), (1372, 187968), (1408, 183162), (1424, 181104), (1568, 164472), (1617, 159488), (1792, 143913), (1848, 139552), (1869, 137984), (1958, 131712), (2058, 125312), (2112, 122108), (2136, 120736), (2156, 119616), (2352, 109648), (2464, 104664), (2492, 103488), (2688, 95942), (2744, 93984), (2816, 91581), (2848, 90552), (2937, 87808), (3136, 82236), (3234, 79744), (3696, 69776), (3738, 68992), (3773, 68352), (3916, 65856), (4116, 62656), (4224, 61054), (4272, 60368), (4312, 59808), (4361, 59136), (4704, 54824), (4928, 52332), (4984, 51744), (5376, 47971), (5488, 46992), (5696, 45276), (5874, 43904), (6272, 41118), (6468, 39872), (6853, 37632), (7392, 34888), (7476, 34496), (7546, 34176), (7832, 32928), (8232, 31328), (8448, 30527), (8544, 30184), (8624, 29904), (8722, 29568), (9408, 27412), (9856, 26166), (9968, 25872), (10976, 23496), (11319, 22784), (11392, 22638), (11748, 21952), (12544, 20559), (12936, 19936), (13083, 19712), (13706, 18816), (14784, 17444), (14952, 17248), (15092, 17088), (15664, 16464)]