257876352

素因数分解:

$2^7\times 3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:166

約数の個数: 256

約数和(自身を含む): 822528000

約数和(自身を除く): 564651648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 31, 32, 36, 48, 54, 58, 62, 64, 72, 83, 87, 93, 96, 108, 116, 124, 128, 144, 166, 174, 186, 192, 216, 232, 248, 249, 261, 279, 288, 332, 348, 372, 384, 432, 464, 496, 498, 522, 558, 576, 664, 696, 744, 747, 783, 837, 864, 899, 928, 992, 996, 1044, 1116, 1152, 1328, 1392, 1488, 1494, 1566, 1674, 1728, 1798, 1856, 1984, 1992, 2088, 2232, 2241, 2407, 2573, 2656, 2697, 2784, 2976, 2988, 3132, 3348, 3456, 3596, 3712, 3968, 3984, 4176, 4464, 4482, 4814, 5146, 5312, 5394, 5568, 5952, 5976, 6264, 6696, 7192, 7221, 7719, 7968, 8091, 8352, 8928, 8964, 9628, 10292, 10624, 10788, 11136, 11904, 11952, 12528, 13392, 14384, 14442, 15438, 15936, 16182, 16704, 17856, 17928, 19256, 20584, 21576, 21663, 23157, 23904, 24273, 25056, 26784, 28768, 28884, 30876, 31872, 32364, 33408, 35712, 35856, 38512, 41168, 43152, 43326, 46314, 47808, 48546, 50112, 53568, 57536, 57768, 61752, 64728, 64989, 69471, 71712, 74617, 77024, 82336, 86304, 86652, 92628, 95616, 97092, 100224, 107136, 115072, 115536, 123504, 129456, 129978, 138942, 143424, 149234, 154048, 164672, 172608, 173304, 185256, 194184, 223851, 231072, 247008, 258912, 259956, 277884, 286848, 298468, 308096, 329344, 345216, 346608, 370512, 388368, 447702, 462144, 494016, 517824, 519912, 555768, 596936, 671553, 693216, 741024, 776736, 895404, 924288, 988032, 1035648, 1039824, 1111536, 1193872, 1343106, 1386432, 1482048, 1553472, 1790808, 2014659, 2079648, 2223072, 2387744, 2686212, 2772864, 2964096, 3106944, 3581616, 4029318, 4159296, 4446144, 4775488, 5372424, 7163232, 8058636, 8318592, 8892288, 9550976, 10744848, 14326464, 16117272, 21489696, 28652928, 32234544, 42979392, 64469088, 85958784, 128938176, 257876352]

約数ペア:

[(1, 257876352), (2, 128938176), (3, 85958784), (4, 64469088), (6, 42979392), (8, 32234544), (9, 28652928), (12, 21489696), (16, 16117272), (18, 14326464), (24, 10744848), (27, 9550976), (29, 8892288), (31, 8318592), (32, 8058636), (36, 7163232), (48, 5372424), (54, 4775488), (58, 4446144), (62, 4159296), (64, 4029318), (72, 3581616), (83, 3106944), (87, 2964096), (93, 2772864), (96, 2686212), (108, 2387744), (116, 2223072), (124, 2079648), (128, 2014659), (144, 1790808), (166, 1553472), (174, 1482048), (186, 1386432), (192, 1343106), (216, 1193872), (232, 1111536), (248, 1039824), (249, 1035648), (261, 988032), (279, 924288), (288, 895404), (332, 776736), (348, 741024), (372, 693216), (384, 671553), (432, 596936), (464, 555768), (496, 519912), (498, 517824), (522, 494016), (558, 462144), (576, 447702), (664, 388368), (696, 370512), (744, 346608), (747, 345216), (783, 329344), (837, 308096), (864, 298468), (899, 286848), (928, 277884), (992, 259956), (996, 258912), (1044, 247008), (1116, 231072), (1152, 223851), (1328, 194184), (1392, 185256), (1488, 173304), (1494, 172608), (1566, 164672), (1674, 154048), (1728, 149234), (1798, 143424), (1856, 138942), (1984, 129978), (1992, 129456), (2088, 123504), (2232, 115536), (2241, 115072), (2407, 107136), (2573, 100224), (2656, 97092), (2697, 95616), (2784, 92628), (2976, 86652), (2988, 86304), (3132, 82336), (3348, 77024), (3456, 74617), (3596, 71712), (3712, 69471), (3968, 64989), (3984, 64728), (4176, 61752), (4464, 57768), (4482, 57536), (4814, 53568), (5146, 50112), (5312, 48546), (5394, 47808), (5568, 46314), (5952, 43326), (5976, 43152), (6264, 41168), (6696, 38512), (7192, 35856), (7221, 35712), (7719, 33408), (7968, 32364), (8091, 31872), (8352, 30876), (8928, 28884), (8964, 28768), (9628, 26784), (10292, 25056), (10624, 24273), (10788, 23904), (11136, 23157), (11904, 21663), (11952, 21576), (12528, 20584), (13392, 19256), (14384, 17928), (14442, 17856), (15438, 16704), (15936, 16182)]