256693248

素因数分解:

$2^{10}\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:229

約数の個数: 264

約数和(自身を含む): 889020288

約数和(自身を除く): 632327040

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 32, 36, 42, 46, 48, 56, 63, 64, 69, 72, 84, 92, 96, 112, 126, 128, 138, 144, 161, 168, 173, 184, 192, 207, 224, 252, 256, 276, 288, 322, 336, 346, 368, 384, 414, 448, 483, 504, 512, 519, 552, 576, 644, 672, 692, 736, 768, 828, 896, 966, 1008, 1024, 1038, 1104, 1152, 1211, 1288, 1344, 1384, 1449, 1472, 1536, 1557, 1656, 1792, 1932, 2016, 2076, 2208, 2304, 2422, 2576, 2688, 2768, 2898, 2944, 3072, 3114, 3312, 3584, 3633, 3864, 3979, 4032, 4152, 4416, 4608, 4844, 5152, 5376, 5536, 5796, 5888, 6228, 6624, 7168, 7266, 7728, 7958, 8064, 8304, 8832, 9216, 9688, 10304, 10752, 10899, 11072, 11592, 11776, 11937, 12456, 13248, 14532, 15456, 15916, 16128, 16608, 17664, 19376, 20608, 21504, 21798, 22144, 23184, 23552, 23874, 24912, 26496, 27853, 29064, 30912, 31832, 32256, 33216, 35328, 35811, 38752, 41216, 43596, 44288, 46368, 47748, 49824, 52992, 55706, 58128, 61824, 63664, 64512, 66432, 70656, 71622, 77504, 82432, 83559, 87192, 88576, 92736, 95496, 99648, 105984, 111412, 116256, 123648, 127328, 132864, 143244, 155008, 164864, 167118, 174384, 177152, 185472, 190992, 199296, 211968, 222824, 232512, 247296, 250677, 254656, 265728, 286488, 310016, 334236, 348768, 370944, 381984, 398592, 445648, 465024, 494592, 501354, 509312, 531456, 572976, 620032, 668472, 697536, 741888, 763968, 797184, 891296, 930048, 1002708, 1018624, 1145952, 1240064, 1336944, 1395072, 1483776, 1527936, 1594368, 1782592, 1860096, 2005416, 2037248, 2291904, 2673888, 2790144, 3055872, 3565184, 3720192, 4010832, 4074496, 4583808, 5347776, 5580288, 6111744, 7130368, 8021664, 9167616, 10695552, 11160576, 12223488, 14260736, 16043328, 18335232, 21391104, 28521472, 32086656, 36670464, 42782208, 64173312, 85564416, 128346624, 256693248]

約数ペア:

[(1, 256693248), (2, 128346624), (3, 85564416), (4, 64173312), (6, 42782208), (7, 36670464), (8, 32086656), (9, 28521472), (12, 21391104), (14, 18335232), (16, 16043328), (18, 14260736), (21, 12223488), (23, 11160576), (24, 10695552), (28, 9167616), (32, 8021664), (36, 7130368), (42, 6111744), (46, 5580288), (48, 5347776), (56, 4583808), (63, 4074496), (64, 4010832), (69, 3720192), (72, 3565184), (84, 3055872), (92, 2790144), (96, 2673888), (112, 2291904), (126, 2037248), (128, 2005416), (138, 1860096), (144, 1782592), (161, 1594368), (168, 1527936), (173, 1483776), (184, 1395072), (192, 1336944), (207, 1240064), (224, 1145952), (252, 1018624), (256, 1002708), (276, 930048), (288, 891296), (322, 797184), (336, 763968), (346, 741888), (368, 697536), (384, 668472), (414, 620032), (448, 572976), (483, 531456), (504, 509312), (512, 501354), (519, 494592), (552, 465024), (576, 445648), (644, 398592), (672, 381984), (692, 370944), (736, 348768), (768, 334236), (828, 310016), (896, 286488), (966, 265728), (1008, 254656), (1024, 250677), (1038, 247296), (1104, 232512), (1152, 222824), (1211, 211968), (1288, 199296), (1344, 190992), (1384, 185472), (1449, 177152), (1472, 174384), (1536, 167118), (1557, 164864), (1656, 155008), (1792, 143244), (1932, 132864), (2016, 127328), (2076, 123648), (2208, 116256), (2304, 111412), (2422, 105984), (2576, 99648), (2688, 95496), (2768, 92736), (2898, 88576), (2944, 87192), (3072, 83559), (3114, 82432), (3312, 77504), (3584, 71622), (3633, 70656), (3864, 66432), (3979, 64512), (4032, 63664), (4152, 61824), (4416, 58128), (4608, 55706), (4844, 52992), (5152, 49824), (5376, 47748), (5536, 46368), (5796, 44288), (5888, 43596), (6228, 41216), (6624, 38752), (7168, 35811), (7266, 35328), (7728, 33216), (7958, 32256), (8064, 31832), (8304, 30912), (8832, 29064), (9216, 27853), (9688, 26496), (10304, 24912), (10752, 23874), (10899, 23552), (11072, 23184), (11592, 22144), (11776, 21798), (11937, 21504), (12456, 20608), (13248, 19376), (14532, 17664), (15456, 16608), (15916, 16128)]