257269248

素因数分解:

$2^9\times 3^2\times {\mathrm{31}}^1\times {\mathrm{1801}}^1$

素因数の和:1856

約数の個数: 120

約数和(自身を含む): 766873536

約数和(自身を除く): 509604288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 248, 256, 279, 288, 372, 384, 496, 512, 558, 576, 744, 768, 992, 1116, 1152, 1488, 1536, 1801, 1984, 2232, 2304, 2976, 3602, 3968, 4464, 4608, 5403, 5952, 7204, 7936, 8928, 10806, 11904, 14408, 15872, 16209, 17856, 21612, 23808, 28816, 32418, 35712, 43224, 47616, 55831, 57632, 64836, 71424, 86448, 111662, 115264, 129672, 142848, 167493, 172896, 223324, 230528, 259344, 334986, 345792, 446648, 461056, 502479, 518688, 669972, 691584, 893296, 922112, 1004958, 1037376, 1339944, 1383168, 1786592, 2009916, 2074752, 2679888, 2766336, 3573184, 4019832, 4149504, 5359776, 7146368, 8039664, 8299008, 10719552, 14292736, 16079328, 21439104, 28585472, 32158656, 42878208, 64317312, 85756416, 128634624, 257269248]

約数ペア:

[(1, 257269248), (2, 128634624), (3, 85756416), (4, 64317312), (6, 42878208), (8, 32158656), (9, 28585472), (12, 21439104), (16, 16079328), (18, 14292736), (24, 10719552), (31, 8299008), (32, 8039664), (36, 7146368), (48, 5359776), (62, 4149504), (64, 4019832), (72, 3573184), (93, 2766336), (96, 2679888), (124, 2074752), (128, 2009916), (144, 1786592), (186, 1383168), (192, 1339944), (248, 1037376), (256, 1004958), (279, 922112), (288, 893296), (372, 691584), (384, 669972), (496, 518688), (512, 502479), (558, 461056), (576, 446648), (744, 345792), (768, 334986), (992, 259344), (1116, 230528), (1152, 223324), (1488, 172896), (1536, 167493), (1801, 142848), (1984, 129672), (2232, 115264), (2304, 111662), (2976, 86448), (3602, 71424), (3968, 64836), (4464, 57632), (4608, 55831), (5403, 47616), (5952, 43224), (7204, 35712), (7936, 32418), (8928, 28816), (10806, 23808), (11904, 21612), (14408, 17856), (15872, 16209)]