257233536

素因数分解:

$2^7\times 3^3\times 7^4\times {\mathrm{31}}^1$

素因数の和:82

約数の個数: 320

約数和(自身を含む): 914246400

約数和(自身を除く): 657012864

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 32, 36, 42, 48, 49, 54, 56, 62, 63, 64, 72, 84, 93, 96, 98, 108, 112, 124, 126, 128, 144, 147, 168, 186, 189, 192, 196, 216, 217, 224, 248, 252, 279, 288, 294, 336, 343, 372, 378, 384, 392, 432, 434, 441, 448, 496, 504, 558, 576, 588, 651, 672, 686, 744, 756, 784, 837, 864, 868, 882, 896, 992, 1008, 1029, 1116, 1152, 1176, 1302, 1323, 1344, 1372, 1488, 1512, 1519, 1568, 1674, 1728, 1736, 1764, 1953, 1984, 2016, 2058, 2232, 2352, 2401, 2604, 2646, 2688, 2744, 2976, 3024, 3038, 3087, 3136, 3348, 3456, 3472, 3528, 3906, 3968, 4032, 4116, 4464, 4557, 4704, 4802, 5208, 5292, 5488, 5859, 5952, 6048, 6076, 6174, 6272, 6696, 6944, 7056, 7203, 7812, 8064, 8232, 8928, 9114, 9261, 9408, 9604, 10416, 10584, 10633, 10976, 11718, 11904, 12096, 12152, 12348, 13392, 13671, 13888, 14112, 14406, 15624, 16464, 17856, 18228, 18522, 18816, 19208, 20832, 21168, 21266, 21609, 21952, 23436, 24192, 24304, 24696, 26784, 27342, 27776, 28224, 28812, 31248, 31899, 32928, 35712, 36456, 37044, 38416, 41013, 41664, 42336, 42532, 43218, 43904, 46872, 48608, 49392, 53568, 54684, 56448, 57624, 62496, 63798, 64827, 65856, 72912, 74088, 74431, 76832, 82026, 83328, 84672, 85064, 86436, 93744, 95697, 97216, 98784, 107136, 109368, 115248, 124992, 127596, 129654, 131712, 145824, 148176, 148862, 153664, 164052, 169344, 170128, 172872, 187488, 191394, 194432, 197568, 218736, 223293, 230496, 249984, 255192, 259308, 287091, 291648, 296352, 297724, 307328, 328104, 340256, 345744, 374976, 382788, 395136, 437472, 446586, 460992, 510384, 518616, 574182, 583296, 592704, 595448, 656208, 669879, 680512, 691488, 749952, 765576, 874944, 893172, 921984, 1020768, 1037232, 1148364, 1185408, 1190896, 1312416, 1339758, 1361024, 1382976, 1531152, 1749888, 1786344, 2009637, 2041536, 2074464, 2296728, 2381792, 2624832, 2679516, 2765952, 3062304, 3572688, 4019274, 4083072, 4148928, 4593456, 4763584, 5249664, 5359032, 6124608, 7145376, 8038548, 8297856, 9186912, 9527168, 10718064, 12249216, 14290752, 16077096, 18373824, 21436128, 28581504, 32154192, 36747648, 42872256, 64308384, 85744512, 128616768, 257233536]

約数ペア:

[(1, 257233536), (2, 128616768), (3, 85744512), (4, 64308384), (6, 42872256), (7, 36747648), (8, 32154192), (9, 28581504), (12, 21436128), (14, 18373824), (16, 16077096), (18, 14290752), (21, 12249216), (24, 10718064), (27, 9527168), (28, 9186912), (31, 8297856), (32, 8038548), (36, 7145376), (42, 6124608), (48, 5359032), (49, 5249664), (54, 4763584), (56, 4593456), (62, 4148928), (63, 4083072), (64, 4019274), (72, 3572688), (84, 3062304), (93, 2765952), (96, 2679516), (98, 2624832), (108, 2381792), (112, 2296728), (124, 2074464), (126, 2041536), (128, 2009637), (144, 1786344), (147, 1749888), (168, 1531152), (186, 1382976), (189, 1361024), (192, 1339758), (196, 1312416), (216, 1190896), (217, 1185408), (224, 1148364), (248, 1037232), (252, 1020768), (279, 921984), (288, 893172), (294, 874944), (336, 765576), (343, 749952), (372, 691488), (378, 680512), (384, 669879), (392, 656208), (432, 595448), (434, 592704), (441, 583296), (448, 574182), (496, 518616), (504, 510384), (558, 460992), (576, 446586), (588, 437472), (651, 395136), (672, 382788), (686, 374976), (744, 345744), (756, 340256), (784, 328104), (837, 307328), (864, 297724), (868, 296352), (882, 291648), (896, 287091), (992, 259308), (1008, 255192), (1029, 249984), (1116, 230496), (1152, 223293), (1176, 218736), (1302, 197568), (1323, 194432), (1344, 191394), (1372, 187488), (1488, 172872), (1512, 170128), (1519, 169344), (1568, 164052), (1674, 153664), (1728, 148862), (1736, 148176), (1764, 145824), (1953, 131712), (1984, 129654), (2016, 127596), (2058, 124992), (2232, 115248), (2352, 109368), (2401, 107136), (2604, 98784), (2646, 97216), (2688, 95697), (2744, 93744), (2976, 86436), (3024, 85064), (3038, 84672), (3087, 83328), (3136, 82026), (3348, 76832), (3456, 74431), (3472, 74088), (3528, 72912), (3906, 65856), (3968, 64827), (4032, 63798), (4116, 62496), (4464, 57624), (4557, 56448), (4704, 54684), (4802, 53568), (5208, 49392), (5292, 48608), (5488, 46872), (5859, 43904), (5952, 43218), (6048, 42532), (6076, 42336), (6174, 41664), (6272, 41013), (6696, 38416), (6944, 37044), (7056, 36456), (7203, 35712), (7812, 32928), (8064, 31899), (8232, 31248), (8928, 28812), (9114, 28224), (9261, 27776), (9408, 27342), (9604, 26784), (10416, 24696), (10584, 24304), (10633, 24192), (10976, 23436), (11718, 21952), (11904, 21609), (12096, 21266), (12152, 21168), (12348, 20832), (13392, 19208), (13671, 18816), (13888, 18522), (14112, 18228), (14406, 17856), (15624, 16464)]