256548864

素因数分解:

$2^{13}\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:126

約数の個数: 224

約数和(自身を含む): 814693824

約数和(自身を除く): 558144960

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 32, 33, 39, 44, 48, 52, 64, 66, 73, 78, 88, 96, 104, 128, 132, 143, 146, 156, 176, 192, 208, 219, 256, 264, 286, 292, 312, 352, 384, 416, 429, 438, 512, 528, 572, 584, 624, 704, 768, 803, 832, 858, 876, 949, 1024, 1056, 1144, 1168, 1248, 1408, 1536, 1606, 1664, 1716, 1752, 1898, 2048, 2112, 2288, 2336, 2409, 2496, 2816, 2847, 3072, 3212, 3328, 3432, 3504, 3796, 4096, 4224, 4576, 4672, 4818, 4992, 5632, 5694, 6144, 6424, 6656, 6864, 7008, 7592, 8192, 8448, 9152, 9344, 9636, 9984, 10439, 11264, 11388, 12288, 12848, 13312, 13728, 14016, 15184, 16896, 18304, 18688, 19272, 19968, 20878, 22528, 22776, 24576, 25696, 26624, 27456, 28032, 30368, 31317, 33792, 36608, 37376, 38544, 39936, 41756, 45056, 45552, 51392, 53248, 54912, 56064, 60736, 62634, 67584, 73216, 74752, 77088, 79872, 83512, 90112, 91104, 102784, 106496, 109824, 112128, 121472, 125268, 135168, 146432, 149504, 154176, 159744, 167024, 182208, 205568, 219648, 224256, 242944, 250536, 270336, 292864, 299008, 308352, 319488, 334048, 364416, 411136, 439296, 448512, 485888, 501072, 585728, 598016, 616704, 668096, 728832, 822272, 878592, 897024, 971776, 1002144, 1171456, 1233408, 1336192, 1457664, 1644544, 1757184, 1794048, 1943552, 2004288, 2466816, 2672384, 2915328, 3289088, 3514368, 3887104, 4008576, 4933632, 5344768, 5830656, 6578176, 7774208, 8017152, 9867264, 10689536, 11661312, 16034304, 19734528, 21379072, 23322624, 32068608, 42758144, 64137216, 85516288, 128274432, 256548864]

約数ペア:

[(1, 256548864), (2, 128274432), (3, 85516288), (4, 64137216), (6, 42758144), (8, 32068608), (11, 23322624), (12, 21379072), (13, 19734528), (16, 16034304), (22, 11661312), (24, 10689536), (26, 9867264), (32, 8017152), (33, 7774208), (39, 6578176), (44, 5830656), (48, 5344768), (52, 4933632), (64, 4008576), (66, 3887104), (73, 3514368), (78, 3289088), (88, 2915328), (96, 2672384), (104, 2466816), (128, 2004288), (132, 1943552), (143, 1794048), (146, 1757184), (156, 1644544), (176, 1457664), (192, 1336192), (208, 1233408), (219, 1171456), (256, 1002144), (264, 971776), (286, 897024), (292, 878592), (312, 822272), (352, 728832), (384, 668096), (416, 616704), (429, 598016), (438, 585728), (512, 501072), (528, 485888), (572, 448512), (584, 439296), (624, 411136), (704, 364416), (768, 334048), (803, 319488), (832, 308352), (858, 299008), (876, 292864), (949, 270336), (1024, 250536), (1056, 242944), (1144, 224256), (1168, 219648), (1248, 205568), (1408, 182208), (1536, 167024), (1606, 159744), (1664, 154176), (1716, 149504), (1752, 146432), (1898, 135168), (2048, 125268), (2112, 121472), (2288, 112128), (2336, 109824), (2409, 106496), (2496, 102784), (2816, 91104), (2847, 90112), (3072, 83512), (3212, 79872), (3328, 77088), (3432, 74752), (3504, 73216), (3796, 67584), (4096, 62634), (4224, 60736), (4576, 56064), (4672, 54912), (4818, 53248), (4992, 51392), (5632, 45552), (5694, 45056), (6144, 41756), (6424, 39936), (6656, 38544), (6864, 37376), (7008, 36608), (7592, 33792), (8192, 31317), (8448, 30368), (9152, 28032), (9344, 27456), (9636, 26624), (9984, 25696), (10439, 24576), (11264, 22776), (11388, 22528), (12288, 20878), (12848, 19968), (13312, 19272), (13728, 18688), (14016, 18304), (15184, 16896)]