254861568

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:229

約数の個数: 216

約数和(自身を含む): 809489408

約数和(自身を除く): 554627840

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 67, 72, 78, 96, 104, 117, 127, 128, 134, 144, 156, 192, 201, 208, 234, 254, 256, 268, 288, 312, 381, 384, 402, 416, 468, 508, 536, 576, 603, 624, 762, 768, 804, 832, 871, 936, 1016, 1072, 1143, 1152, 1206, 1248, 1524, 1608, 1651, 1664, 1742, 1872, 2032, 2144, 2286, 2304, 2412, 2496, 2613, 3048, 3216, 3302, 3328, 3484, 3744, 4064, 4288, 4572, 4824, 4953, 4992, 5226, 6096, 6432, 6604, 6968, 7488, 7839, 8128, 8509, 8576, 9144, 9648, 9906, 9984, 10452, 12192, 12864, 13208, 13936, 14859, 14976, 15678, 16256, 17018, 17152, 18288, 19296, 19812, 20904, 24384, 25527, 25728, 26416, 27872, 29718, 29952, 31356, 32512, 34036, 36576, 38592, 39624, 41808, 48768, 51054, 51456, 52832, 55744, 59436, 62712, 68072, 73152, 76581, 77184, 79248, 83616, 97536, 102108, 105664, 110617, 111488, 118872, 125424, 136144, 146304, 153162, 154368, 158496, 167232, 204216, 211328, 221234, 222976, 237744, 250848, 272288, 292608, 306324, 316992, 331851, 334464, 408432, 422656, 442468, 475488, 501696, 544576, 612648, 633984, 663702, 668928, 816864, 884936, 950976, 995553, 1003392, 1089152, 1225296, 1267968, 1327404, 1633728, 1769872, 1901952, 1991106, 2006784, 2178304, 2450592, 2654808, 3267456, 3539744, 3803904, 3982212, 4901184, 5309616, 6534912, 7079488, 7964424, 9802368, 10619232, 14158976, 15928848, 19604736, 21238464, 28317952, 31857696, 42476928, 63715392, 84953856, 127430784, 254861568]

約数ペア:

[(1, 254861568), (2, 127430784), (3, 84953856), (4, 63715392), (6, 42476928), (8, 31857696), (9, 28317952), (12, 21238464), (13, 19604736), (16, 15928848), (18, 14158976), (24, 10619232), (26, 9802368), (32, 7964424), (36, 7079488), (39, 6534912), (48, 5309616), (52, 4901184), (64, 3982212), (67, 3803904), (72, 3539744), (78, 3267456), (96, 2654808), (104, 2450592), (117, 2178304), (127, 2006784), (128, 1991106), (134, 1901952), (144, 1769872), (156, 1633728), (192, 1327404), (201, 1267968), (208, 1225296), (234, 1089152), (254, 1003392), (256, 995553), (268, 950976), (288, 884936), (312, 816864), (381, 668928), (384, 663702), (402, 633984), (416, 612648), (468, 544576), (508, 501696), (536, 475488), (576, 442468), (603, 422656), (624, 408432), (762, 334464), (768, 331851), (804, 316992), (832, 306324), (871, 292608), (936, 272288), (1016, 250848), (1072, 237744), (1143, 222976), (1152, 221234), (1206, 211328), (1248, 204216), (1524, 167232), (1608, 158496), (1651, 154368), (1664, 153162), (1742, 146304), (1872, 136144), (2032, 125424), (2144, 118872), (2286, 111488), (2304, 110617), (2412, 105664), (2496, 102108), (2613, 97536), (3048, 83616), (3216, 79248), (3302, 77184), (3328, 76581), (3484, 73152), (3744, 68072), (4064, 62712), (4288, 59436), (4572, 55744), (4824, 52832), (4953, 51456), (4992, 51054), (5226, 48768), (6096, 41808), (6432, 39624), (6604, 38592), (6968, 36576), (7488, 34036), (7839, 32512), (8128, 31356), (8509, 29952), (8576, 29718), (9144, 27872), (9648, 26416), (9906, 25728), (9984, 25527), (10452, 24384), (12192, 20904), (12864, 19812), (13208, 19296), (13936, 18288), (14859, 17152), (14976, 17018), (15678, 16256)]