256753152

素因数分解:

$2^9\times 3^4\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:222

約数の個数: 200

約数和(自身を含む): 790230672

約数和(自身を除く): 533477520

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 41, 48, 54, 64, 72, 81, 82, 96, 108, 123, 128, 144, 151, 162, 164, 192, 216, 246, 256, 288, 302, 324, 328, 369, 384, 432, 453, 492, 512, 576, 604, 648, 656, 738, 768, 864, 906, 984, 1107, 1152, 1208, 1296, 1312, 1359, 1476, 1536, 1728, 1812, 1968, 2214, 2304, 2416, 2592, 2624, 2718, 2952, 3321, 3456, 3624, 3936, 4077, 4428, 4608, 4832, 5184, 5248, 5436, 5904, 6191, 6642, 6912, 7248, 7872, 8154, 8856, 9664, 10368, 10496, 10872, 11808, 12231, 12382, 13284, 13824, 14496, 15744, 16308, 17712, 18573, 19328, 20736, 20992, 21744, 23616, 24462, 24764, 26568, 28992, 31488, 32616, 35424, 37146, 38656, 41472, 43488, 47232, 48924, 49528, 53136, 55719, 57984, 62976, 65232, 70848, 74292, 77312, 86976, 94464, 97848, 99056, 106272, 111438, 115968, 130464, 141696, 148584, 167157, 173952, 188928, 195696, 198112, 212544, 222876, 231936, 260928, 283392, 297168, 334314, 347904, 391392, 396224, 425088, 445752, 501471, 521856, 566784, 594336, 668628, 695808, 782784, 792448, 850176, 891504, 1002942, 1043712, 1188672, 1337256, 1565568, 1584896, 1700352, 1783008, 2005884, 2087424, 2377344, 2674512, 3131136, 3169792, 3566016, 4011768, 4754688, 5349024, 6262272, 7132032, 8023536, 9509376, 10698048, 14264064, 16047072, 21396096, 28528128, 32094144, 42792192, 64188288, 85584384, 128376576, 256753152]

約数ペア:

[(1, 256753152), (2, 128376576), (3, 85584384), (4, 64188288), (6, 42792192), (8, 32094144), (9, 28528128), (12, 21396096), (16, 16047072), (18, 14264064), (24, 10698048), (27, 9509376), (32, 8023536), (36, 7132032), (41, 6262272), (48, 5349024), (54, 4754688), (64, 4011768), (72, 3566016), (81, 3169792), (82, 3131136), (96, 2674512), (108, 2377344), (123, 2087424), (128, 2005884), (144, 1783008), (151, 1700352), (162, 1584896), (164, 1565568), (192, 1337256), (216, 1188672), (246, 1043712), (256, 1002942), (288, 891504), (302, 850176), (324, 792448), (328, 782784), (369, 695808), (384, 668628), (432, 594336), (453, 566784), (492, 521856), (512, 501471), (576, 445752), (604, 425088), (648, 396224), (656, 391392), (738, 347904), (768, 334314), (864, 297168), (906, 283392), (984, 260928), (1107, 231936), (1152, 222876), (1208, 212544), (1296, 198112), (1312, 195696), (1359, 188928), (1476, 173952), (1536, 167157), (1728, 148584), (1812, 141696), (1968, 130464), (2214, 115968), (2304, 111438), (2416, 106272), (2592, 99056), (2624, 97848), (2718, 94464), (2952, 86976), (3321, 77312), (3456, 74292), (3624, 70848), (3936, 65232), (4077, 62976), (4428, 57984), (4608, 55719), (4832, 53136), (5184, 49528), (5248, 48924), (5436, 47232), (5904, 43488), (6191, 41472), (6642, 38656), (6912, 37146), (7248, 35424), (7872, 32616), (8154, 31488), (8856, 28992), (9664, 26568), (10368, 24764), (10496, 24462), (10872, 23616), (11808, 21744), (12231, 20992), (12382, 20736), (13284, 19328), (13824, 18573), (14496, 17712), (15744, 16308)]