255983616

素因数分解:

$2^{17}\times 3^2\times 7^1\times {\mathrm{31}}^1$

素因数の和:78

約数の個数: 216

約数和(自身を含む): 872411904

約数和(自身を除く): 616428288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 62, 63, 64, 72, 84, 93, 96, 112, 124, 126, 128, 144, 168, 186, 192, 217, 224, 248, 252, 256, 279, 288, 336, 372, 384, 434, 448, 496, 504, 512, 558, 576, 651, 672, 744, 768, 868, 896, 992, 1008, 1024, 1116, 1152, 1302, 1344, 1488, 1536, 1736, 1792, 1953, 1984, 2016, 2048, 2232, 2304, 2604, 2688, 2976, 3072, 3472, 3584, 3906, 3968, 4032, 4096, 4464, 4608, 5208, 5376, 5952, 6144, 6944, 7168, 7812, 7936, 8064, 8192, 8928, 9216, 10416, 10752, 11904, 12288, 13888, 14336, 15624, 15872, 16128, 16384, 17856, 18432, 20832, 21504, 23808, 24576, 27776, 28672, 31248, 31744, 32256, 32768, 35712, 36864, 41664, 43008, 47616, 49152, 55552, 57344, 62496, 63488, 64512, 65536, 71424, 73728, 83328, 86016, 95232, 98304, 111104, 114688, 124992, 126976, 129024, 131072, 142848, 147456, 166656, 172032, 190464, 196608, 222208, 229376, 249984, 253952, 258048, 285696, 294912, 333312, 344064, 380928, 393216, 444416, 458752, 499968, 507904, 516096, 571392, 589824, 666624, 688128, 761856, 888832, 917504, 999936, 1015808, 1032192, 1142784, 1179648, 1333248, 1376256, 1523712, 1777664, 1999872, 2031616, 2064384, 2285568, 2666496, 2752512, 3047424, 3555328, 3999744, 4063232, 4128768, 4571136, 5332992, 6094848, 7110656, 7999488, 8257536, 9142272, 10665984, 12189696, 14221312, 15998976, 18284544, 21331968, 28442624, 31997952, 36569088, 42663936, 63995904, 85327872, 127991808, 255983616]

約数ペア:

[(1, 255983616), (2, 127991808), (3, 85327872), (4, 63995904), (6, 42663936), (7, 36569088), (8, 31997952), (9, 28442624), (12, 21331968), (14, 18284544), (16, 15998976), (18, 14221312), (21, 12189696), (24, 10665984), (28, 9142272), (31, 8257536), (32, 7999488), (36, 7110656), (42, 6094848), (48, 5332992), (56, 4571136), (62, 4128768), (63, 4063232), (64, 3999744), (72, 3555328), (84, 3047424), (93, 2752512), (96, 2666496), (112, 2285568), (124, 2064384), (126, 2031616), (128, 1999872), (144, 1777664), (168, 1523712), (186, 1376256), (192, 1333248), (217, 1179648), (224, 1142784), (248, 1032192), (252, 1015808), (256, 999936), (279, 917504), (288, 888832), (336, 761856), (372, 688128), (384, 666624), (434, 589824), (448, 571392), (496, 516096), (504, 507904), (512, 499968), (558, 458752), (576, 444416), (651, 393216), (672, 380928), (744, 344064), (768, 333312), (868, 294912), (896, 285696), (992, 258048), (1008, 253952), (1024, 249984), (1116, 229376), (1152, 222208), (1302, 196608), (1344, 190464), (1488, 172032), (1536, 166656), (1736, 147456), (1792, 142848), (1953, 131072), (1984, 129024), (2016, 126976), (2048, 124992), (2232, 114688), (2304, 111104), (2604, 98304), (2688, 95232), (2976, 86016), (3072, 83328), (3472, 73728), (3584, 71424), (3906, 65536), (3968, 64512), (4032, 63488), (4096, 62496), (4464, 57344), (4608, 55552), (5208, 49152), (5376, 47616), (5952, 43008), (6144, 41664), (6944, 36864), (7168, 35712), (7812, 32768), (7936, 32256), (8064, 31744), (8192, 31248), (8928, 28672), (9216, 27776), (10416, 24576), (10752, 23808), (11904, 21504), (12288, 20832), (13888, 18432), (14336, 17856), (15624, 16384), (15872, 16128)]