256454585856

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{256471}}^1$

素因数の和:256533

約数の個数: 240

約数和(自身を含む): 873170208768

約数和(自身を除く): 616715622912

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, 1116, 1152, 1302, 1344, 1488, 1536, 1736, 1792, 1953, 1984, 2016, 2232, 2304, 2604, 2688, 2976, 3472, 3584, 3906, 3968, 4032, 4464, 4608, 5208, 5376, 5952, 6944, 7812, 7936, 8064, 8928, 10416, 10752, 11904, 13888, 15624, 15872, 16128, 17856, 20832, 23808, 27776, 31248, 32256, 35712, 41664, 47616, 55552, 62496, 71424, 83328, 111104, 124992, 142848, 166656, 249984, 256471, 333312, 499968, 512942, 769413, 999936, 1025884, 1538826, 1795297, 2051768, 2308239, 3077652, 3590594, 4103536, 4616478, 5385891, 6155304, 7181188, 7950601, 8207072, 9232956, 10771782, 12310608, 14362376, 15901202, 16157673, 16414144, 18465912, 21543564, 23851803, 24621216, 28724752, 31802404, 32315346, 32828288, 36931824, 43087128, 47703606, 49242432, 55654207, 57449504, 63604808, 64630692, 65656576, 71555409, 73863648, 86174256, 95407212, 98484864, 111308414, 114899008, 127209616, 129261384, 131313152, 143110818, 147727296, 166962621, 172348512, 190814424, 196969728, 222616828, 229798016, 254419232, 258522768, 286221636, 295454592, 333925242, 344697024, 381628848, 393939456, 445233656, 459596032, 500887863, 508838464, 517045536, 572443272, 590909184, 667850484, 689394048, 763257696, 890467312, 919192064, 1001775726, 1017676928, 1034091072, 1144886544, 1181818368, 1335700968, 1378788096, 1526515392, 1780934624, 2003551452, 2035353856, 2068182144, 2289773088, 2671401936, 2757576192, 3053030784, 3561869248, 4007102904, 4070707712, 4136364288, 4579546176, 5342803872, 6106061568, 7123738496, 8014205808, 8272728576, 9159092352, 10685607744, 12212123136, 14247476992, 16028411616, 18318184704, 21371215488, 28494953984, 32056823232, 36636369408, 42742430976, 64113646464, 85484861952, 128227292928, 256454585856]

約数ペア:

[(1, 256454585856), (2, 128227292928), (3, 85484861952), (4, 64113646464), (6, 42742430976), (7, 36636369408), (8, 32056823232), (9, 28494953984), (12, 21371215488), (14, 18318184704), (16, 16028411616), (18, 14247476992), (21, 12212123136), (24, 10685607744), (28, 9159092352), (31, 8272728576), (32, 8014205808), (36, 7123738496), (42, 6106061568), (48, 5342803872), (56, 4579546176), (62, 4136364288), (63, 4070707712), (64, 4007102904), (72, 3561869248), (84, 3053030784), (93, 2757576192), (96, 2671401936), (112, 2289773088), (124, 2068182144), (126, 2035353856), (128, 2003551452), (144, 1780934624), (168, 1526515392), (186, 1378788096), (192, 1335700968), (217, 1181818368), (224, 1144886544), (248, 1034091072), (252, 1017676928), (256, 1001775726), (279, 919192064), (288, 890467312), (336, 763257696), (372, 689394048), (384, 667850484), (434, 590909184), (448, 572443272), (496, 517045536), (504, 508838464), (512, 500887863), (558, 459596032), (576, 445233656), (651, 393939456), (672, 381628848), (744, 344697024), (768, 333925242), (868, 295454592), (896, 286221636), (992, 258522768), (1008, 254419232), (1116, 229798016), (1152, 222616828), (1302, 196969728), (1344, 190814424), (1488, 172348512), (1536, 166962621), (1736, 147727296), (1792, 143110818), (1953, 131313152), (1984, 129261384), (2016, 127209616), (2232, 114899008), (2304, 111308414), (2604, 98484864), (2688, 95407212), (2976, 86174256), (3472, 73863648), (3584, 71555409), (3906, 65656576), (3968, 64630692), (4032, 63604808), (4464, 57449504), (4608, 55654207), (5208, 49242432), (5376, 47703606), (5952, 43087128), (6944, 36931824), (7812, 32828288), (7936, 32315346), (8064, 31802404), (8928, 28724752), (10416, 24621216), (10752, 23851803), (11904, 21543564), (13888, 18465912), (15624, 16414144), (15872, 16157673), (16128, 15901202), (17856, 14362376), (20832, 12310608), (23808, 10771782), (27776, 9232956), (31248, 8207072), (32256, 7950601), (35712, 7181188), (41664, 6155304), (47616, 5385891), (55552, 4616478), (62496, 4103536), (71424, 3590594), (83328, 3077652), (111104, 2308239), (124992, 2051768), (142848, 1795297), (166656, 1538826), (249984, 1025884), (256471, 999936), (333312, 769413), (499968, 512942)]