257731584

素因数分解:

$2^{10}\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:326

約数の個数: 176

約数和(自身を含む): 778187520

約数和(自身を除く): 520455936

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 29, 32, 33, 44, 48, 58, 64, 66, 87, 88, 96, 116, 128, 132, 174, 176, 192, 232, 256, 263, 264, 319, 348, 352, 384, 464, 512, 526, 528, 638, 696, 704, 768, 789, 928, 957, 1024, 1052, 1056, 1276, 1392, 1408, 1536, 1578, 1856, 1914, 2104, 2112, 2552, 2784, 2816, 2893, 3072, 3156, 3712, 3828, 4208, 4224, 5104, 5568, 5632, 5786, 6312, 7424, 7627, 7656, 8416, 8448, 8679, 10208, 11136, 11264, 11572, 12624, 14848, 15254, 15312, 16832, 16896, 17358, 20416, 22272, 22881, 23144, 25248, 29696, 30508, 30624, 33664, 33792, 34716, 40832, 44544, 45762, 46288, 50496, 61016, 61248, 67328, 69432, 81664, 83897, 89088, 91524, 92576, 100992, 122032, 122496, 134656, 138864, 163328, 167794, 183048, 185152, 201984, 244064, 244992, 251691, 269312, 277728, 326656, 335588, 366096, 370304, 403968, 488128, 489984, 503382, 555456, 671176, 732192, 740608, 807936, 976256, 979968, 1006764, 1110912, 1342352, 1464384, 1481216, 1952512, 2013528, 2221824, 2684704, 2928768, 2962432, 3905024, 4027056, 4443648, 5369408, 5857536, 7810048, 8054112, 8887296, 10738816, 11715072, 16108224, 21477632, 23430144, 32216448, 42955264, 64432896, 85910528, 128865792, 257731584]

約数ペア:

[(1, 257731584), (2, 128865792), (3, 85910528), (4, 64432896), (6, 42955264), (8, 32216448), (11, 23430144), (12, 21477632), (16, 16108224), (22, 11715072), (24, 10738816), (29, 8887296), (32, 8054112), (33, 7810048), (44, 5857536), (48, 5369408), (58, 4443648), (64, 4027056), (66, 3905024), (87, 2962432), (88, 2928768), (96, 2684704), (116, 2221824), (128, 2013528), (132, 1952512), (174, 1481216), (176, 1464384), (192, 1342352), (232, 1110912), (256, 1006764), (263, 979968), (264, 976256), (319, 807936), (348, 740608), (352, 732192), (384, 671176), (464, 555456), (512, 503382), (526, 489984), (528, 488128), (638, 403968), (696, 370304), (704, 366096), (768, 335588), (789, 326656), (928, 277728), (957, 269312), (1024, 251691), (1052, 244992), (1056, 244064), (1276, 201984), (1392, 185152), (1408, 183048), (1536, 167794), (1578, 163328), (1856, 138864), (1914, 134656), (2104, 122496), (2112, 122032), (2552, 100992), (2784, 92576), (2816, 91524), (2893, 89088), (3072, 83897), (3156, 81664), (3712, 69432), (3828, 67328), (4208, 61248), (4224, 61016), (5104, 50496), (5568, 46288), (5632, 45762), (5786, 44544), (6312, 40832), (7424, 34716), (7627, 33792), (7656, 33664), (8416, 30624), (8448, 30508), (8679, 29696), (10208, 25248), (11136, 23144), (11264, 22881), (11572, 22272), (12624, 20416), (14848, 17358), (15254, 16896), (15312, 16832)]