256950919168

素因数分解:

$2^{13}\times {\mathrm{31}}^2\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:472

約数の個数: 168

約数和(自身を含む): 537244966656

約数和(自身を除く): 280294047488

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 127, 128, 248, 254, 256, 257, 496, 508, 512, 514, 961, 992, 1016, 1024, 1028, 1922, 1984, 2032, 2048, 2056, 3844, 3937, 3968, 4064, 4096, 4112, 7688, 7874, 7936, 7967, 8128, 8192, 8224, 15376, 15748, 15872, 15934, 16256, 16448, 30752, 31496, 31744, 31868, 32512, 32639, 32896, 61504, 62992, 63488, 63736, 65024, 65278, 65792, 122047, 123008, 125984, 126976, 127472, 130048, 130556, 131584, 244094, 246016, 246977, 251968, 253952, 254944, 260096, 261112, 263168, 488188, 492032, 493954, 503936, 509888, 520192, 522224, 526336, 976376, 984064, 987908, 1007872, 1011809, 1019776, 1040384, 1044448, 1052672, 1952752, 1968128, 1975816, 2015744, 2023618, 2039552, 2088896, 2105344, 3905504, 3936256, 3951632, 4031488, 4047236, 4079104, 4177792, 7811008, 7872512, 7903264, 8062976, 8094472, 8158208, 8355584, 15622016, 15806528, 16125952, 16188944, 16316416, 16711168, 31244032, 31366079, 31613056, 32251904, 32377888, 32632832, 33422336, 62488064, 62732158, 63226112, 64755776, 65265664, 66844672, 124976128, 125464316, 126452224, 129511552, 133689344, 249952256, 250928632, 252904448, 259023104, 267378688, 499904512, 501857264, 505808896, 518046208, 999809024, 1003714528, 1011617792, 1036092416, 2007429056, 2023235584, 2072184832, 4014858112, 4144369664, 8029716224, 8288739328, 16059432448, 32118864896, 64237729792, 128475459584, 256950919168]

約数ペア:

[(1, 256950919168), (2, 128475459584), (4, 64237729792), (8, 32118864896), (16, 16059432448), (31, 8288739328), (32, 8029716224), (62, 4144369664), (64, 4014858112), (124, 2072184832), (127, 2023235584), (128, 2007429056), (248, 1036092416), (254, 1011617792), (256, 1003714528), (257, 999809024), (496, 518046208), (508, 505808896), (512, 501857264), (514, 499904512), (961, 267378688), (992, 259023104), (1016, 252904448), (1024, 250928632), (1028, 249952256), (1922, 133689344), (1984, 129511552), (2032, 126452224), (2048, 125464316), (2056, 124976128), (3844, 66844672), (3937, 65265664), (3968, 64755776), (4064, 63226112), (4096, 62732158), (4112, 62488064), (7688, 33422336), (7874, 32632832), (7936, 32377888), (7967, 32251904), (8128, 31613056), (8192, 31366079), (8224, 31244032), (15376, 16711168), (15748, 16316416), (15872, 16188944), (15934, 16125952), (16256, 15806528), (16448, 15622016), (30752, 8355584), (31496, 8158208), (31744, 8094472), (31868, 8062976), (32512, 7903264), (32639, 7872512), (32896, 7811008), (61504, 4177792), (62992, 4079104), (63488, 4047236), (63736, 4031488), (65024, 3951632), (65278, 3936256), (65792, 3905504), (122047, 2105344), (123008, 2088896), (125984, 2039552), (126976, 2023618), (127472, 2015744), (130048, 1975816), (130556, 1968128), (131584, 1952752), (244094, 1052672), (246016, 1044448), (246977, 1040384), (251968, 1019776), (253952, 1011809), (254944, 1007872), (260096, 987908), (261112, 984064), (263168, 976376), (488188, 526336), (492032, 522224), (493954, 520192), (503936, 509888)]