256816896

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:147

約数の個数: 288

約数和(自身を含む): 853966848

約数和(自身を除く): 597149952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 31, 32, 42, 46, 48, 56, 62, 64, 67, 69, 84, 92, 93, 96, 112, 124, 128, 134, 138, 161, 168, 184, 186, 192, 201, 217, 224, 248, 256, 268, 276, 322, 336, 368, 372, 384, 402, 434, 448, 469, 483, 496, 536, 552, 644, 651, 672, 713, 736, 744, 768, 804, 868, 896, 938, 966, 992, 1072, 1104, 1288, 1302, 1344, 1407, 1426, 1472, 1488, 1541, 1608, 1736, 1792, 1876, 1932, 1984, 2077, 2139, 2144, 2208, 2576, 2604, 2688, 2814, 2852, 2944, 2976, 3082, 3216, 3472, 3752, 3864, 3968, 4154, 4278, 4288, 4416, 4623, 4991, 5152, 5208, 5376, 5628, 5704, 5888, 5952, 6164, 6231, 6432, 6944, 7504, 7728, 7936, 8308, 8556, 8576, 8832, 9246, 9982, 10304, 10416, 10787, 11256, 11408, 11904, 12328, 12462, 12864, 13888, 14539, 14973, 15008, 15456, 16616, 17112, 17152, 17664, 18492, 19964, 20608, 20832, 21574, 22512, 22816, 23808, 24656, 24924, 25728, 27776, 29078, 29946, 30016, 30912, 32361, 33232, 34224, 36984, 39928, 41216, 41664, 43148, 43617, 45024, 45632, 47771, 49312, 49848, 51456, 55552, 58156, 59892, 60032, 61824, 64722, 66464, 68448, 73968, 79856, 83328, 86296, 87234, 90048, 91264, 95542, 98624, 99696, 116312, 119784, 120064, 123648, 129444, 132928, 136896, 143313, 147936, 159712, 166656, 172592, 174468, 180096, 182528, 191084, 197248, 199392, 232624, 239568, 258888, 265856, 273792, 286626, 295872, 319424, 334397, 345184, 348936, 360192, 382168, 394496, 398784, 465248, 479136, 517776, 531712, 547584, 573252, 591744, 638848, 668794, 690368, 697872, 764336, 797568, 930496, 958272, 1003191, 1035552, 1146504, 1183488, 1277696, 1337588, 1380736, 1395744, 1528672, 1595136, 1860992, 1916544, 2006382, 2071104, 2293008, 2675176, 2761472, 2791488, 3057344, 3721984, 3833088, 4012764, 4142208, 4586016, 5350352, 5582976, 6114688, 8025528, 8284416, 9172032, 10700704, 11165952, 12229376, 16051056, 18344064, 21401408, 32102112, 36688128, 42802816, 64204224, 85605632, 128408448, 256816896]

約数ペア:

[(1, 256816896), (2, 128408448), (3, 85605632), (4, 64204224), (6, 42802816), (7, 36688128), (8, 32102112), (12, 21401408), (14, 18344064), (16, 16051056), (21, 12229376), (23, 11165952), (24, 10700704), (28, 9172032), (31, 8284416), (32, 8025528), (42, 6114688), (46, 5582976), (48, 5350352), (56, 4586016), (62, 4142208), (64, 4012764), (67, 3833088), (69, 3721984), (84, 3057344), (92, 2791488), (93, 2761472), (96, 2675176), (112, 2293008), (124, 2071104), (128, 2006382), (134, 1916544), (138, 1860992), (161, 1595136), (168, 1528672), (184, 1395744), (186, 1380736), (192, 1337588), (201, 1277696), (217, 1183488), (224, 1146504), (248, 1035552), (256, 1003191), (268, 958272), (276, 930496), (322, 797568), (336, 764336), (368, 697872), (372, 690368), (384, 668794), (402, 638848), (434, 591744), (448, 573252), (469, 547584), (483, 531712), (496, 517776), (536, 479136), (552, 465248), (644, 398784), (651, 394496), (672, 382168), (713, 360192), (736, 348936), (744, 345184), (768, 334397), (804, 319424), (868, 295872), (896, 286626), (938, 273792), (966, 265856), (992, 258888), (1072, 239568), (1104, 232624), (1288, 199392), (1302, 197248), (1344, 191084), (1407, 182528), (1426, 180096), (1472, 174468), (1488, 172592), (1541, 166656), (1608, 159712), (1736, 147936), (1792, 143313), (1876, 136896), (1932, 132928), (1984, 129444), (2077, 123648), (2139, 120064), (2144, 119784), (2208, 116312), (2576, 99696), (2604, 98624), (2688, 95542), (2814, 91264), (2852, 90048), (2944, 87234), (2976, 86296), (3082, 83328), (3216, 79856), (3472, 73968), (3752, 68448), (3864, 66464), (3968, 64722), (4154, 61824), (4278, 60032), (4288, 59892), (4416, 58156), (4623, 55552), (4991, 51456), (5152, 49848), (5208, 49312), (5376, 47771), (5628, 45632), (5704, 45024), (5888, 43617), (5952, 43148), (6164, 41664), (6231, 41216), (6432, 39928), (6944, 36984), (7504, 34224), (7728, 33232), (7936, 32361), (8308, 30912), (8556, 30016), (8576, 29946), (8832, 29078), (9246, 27776), (9982, 25728), (10304, 24924), (10416, 24656), (10787, 23808), (11256, 22816), (11408, 22512), (11904, 21574), (12328, 20832), (12462, 20608), (12864, 19964), (13888, 18492), (14539, 17664), (14973, 17152), (15008, 17112), (15456, 16616)]