257554944

素因数分解:

$2^9\times 3^3\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:659

約数の個数: 160

約数和(自身を含む): 788282880

約数和(自身を除く): 530727936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 93, 96, 108, 124, 128, 144, 186, 192, 216, 248, 256, 279, 288, 372, 384, 432, 496, 512, 558, 576, 601, 744, 768, 837, 864, 992, 1116, 1152, 1202, 1488, 1536, 1674, 1728, 1803, 1984, 2232, 2304, 2404, 2976, 3348, 3456, 3606, 3968, 4464, 4608, 4808, 5409, 5952, 6696, 6912, 7212, 7936, 8928, 9616, 10818, 11904, 13392, 13824, 14424, 15872, 16227, 17856, 18631, 19232, 21636, 23808, 26784, 28848, 32454, 35712, 37262, 38464, 43272, 47616, 53568, 55893, 57696, 64908, 71424, 74524, 76928, 86544, 107136, 111786, 115392, 129816, 142848, 149048, 153856, 167679, 173088, 214272, 223572, 230784, 259632, 298096, 307712, 335358, 346176, 428544, 447144, 461568, 503037, 519264, 596192, 670716, 692352, 894288, 923136, 1006074, 1038528, 1192384, 1341432, 1384704, 1788576, 2012148, 2077056, 2384768, 2682864, 2769408, 3577152, 4024296, 4154112, 4769536, 5365728, 7154304, 8048592, 8308224, 9539072, 10731456, 14308608, 16097184, 21462912, 28617216, 32194368, 42925824, 64388736, 85851648, 128777472, 257554944]

約数ペア:

[(1, 257554944), (2, 128777472), (3, 85851648), (4, 64388736), (6, 42925824), (8, 32194368), (9, 28617216), (12, 21462912), (16, 16097184), (18, 14308608), (24, 10731456), (27, 9539072), (31, 8308224), (32, 8048592), (36, 7154304), (48, 5365728), (54, 4769536), (62, 4154112), (64, 4024296), (72, 3577152), (93, 2769408), (96, 2682864), (108, 2384768), (124, 2077056), (128, 2012148), (144, 1788576), (186, 1384704), (192, 1341432), (216, 1192384), (248, 1038528), (256, 1006074), (279, 923136), (288, 894288), (372, 692352), (384, 670716), (432, 596192), (496, 519264), (512, 503037), (558, 461568), (576, 447144), (601, 428544), (744, 346176), (768, 335358), (837, 307712), (864, 298096), (992, 259632), (1116, 230784), (1152, 223572), (1202, 214272), (1488, 173088), (1536, 167679), (1674, 153856), (1728, 149048), (1803, 142848), (1984, 129816), (2232, 115392), (2304, 111786), (2404, 107136), (2976, 86544), (3348, 76928), (3456, 74524), (3606, 71424), (3968, 64908), (4464, 57696), (4608, 55893), (4808, 53568), (5409, 47616), (5952, 43272), (6696, 38464), (6912, 37262), (7212, 35712), (7936, 32454), (8928, 28848), (9616, 26784), (10818, 23808), (11904, 21636), (13392, 19232), (13824, 18631), (14424, 17856), (15872, 16227)]