256306176

素因数分解:

$2^{10}\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:199

約数の個数: 264

約数和(自身を含む): 881356320

約数和(自身を除く): 625050144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 32, 36, 42, 48, 56, 58, 63, 64, 72, 84, 87, 96, 112, 116, 126, 128, 137, 144, 168, 174, 192, 203, 224, 232, 252, 256, 261, 274, 288, 336, 348, 384, 406, 411, 448, 464, 504, 512, 522, 548, 576, 609, 672, 696, 768, 812, 822, 896, 928, 959, 1008, 1024, 1044, 1096, 1152, 1218, 1233, 1344, 1392, 1536, 1624, 1644, 1792, 1827, 1856, 1918, 2016, 2088, 2192, 2304, 2436, 2466, 2688, 2784, 2877, 3072, 3248, 3288, 3584, 3654, 3712, 3836, 3973, 4032, 4176, 4384, 4608, 4872, 4932, 5376, 5568, 5754, 6496, 6576, 7168, 7308, 7424, 7672, 7946, 8064, 8352, 8631, 8768, 9216, 9744, 9864, 10752, 11136, 11508, 11919, 12992, 13152, 14616, 14848, 15344, 15892, 16128, 16704, 17262, 17536, 19488, 19728, 21504, 22272, 23016, 23838, 25984, 26304, 27811, 29232, 29696, 30688, 31784, 32256, 33408, 34524, 35072, 35757, 38976, 39456, 44544, 46032, 47676, 51968, 52608, 55622, 58464, 61376, 63568, 64512, 66816, 69048, 70144, 71514, 77952, 78912, 83433, 89088, 92064, 95352, 103936, 105216, 111244, 116928, 122752, 127136, 133632, 138096, 140288, 143028, 155904, 157824, 166866, 184128, 190704, 207872, 210432, 222488, 233856, 245504, 250299, 254272, 267264, 276192, 286056, 311808, 315648, 333732, 368256, 381408, 420864, 444976, 467712, 491008, 500598, 508544, 552384, 572112, 623616, 631296, 667464, 736512, 762816, 889952, 935424, 982016, 1001196, 1017088, 1104768, 1144224, 1262592, 1334928, 1473024, 1525632, 1779904, 1870848, 2002392, 2034176, 2209536, 2288448, 2669856, 2946048, 3051264, 3559808, 4004784, 4068352, 4419072, 4576896, 5339712, 6102528, 7119616, 8009568, 8838144, 9153792, 10679424, 12205056, 14239232, 16019136, 18307584, 21358848, 28478464, 32038272, 36615168, 42717696, 64076544, 85435392, 128153088, 256306176]

約数ペア:

[(1, 256306176), (2, 128153088), (3, 85435392), (4, 64076544), (6, 42717696), (7, 36615168), (8, 32038272), (9, 28478464), (12, 21358848), (14, 18307584), (16, 16019136), (18, 14239232), (21, 12205056), (24, 10679424), (28, 9153792), (29, 8838144), (32, 8009568), (36, 7119616), (42, 6102528), (48, 5339712), (56, 4576896), (58, 4419072), (63, 4068352), (64, 4004784), (72, 3559808), (84, 3051264), (87, 2946048), (96, 2669856), (112, 2288448), (116, 2209536), (126, 2034176), (128, 2002392), (137, 1870848), (144, 1779904), (168, 1525632), (174, 1473024), (192, 1334928), (203, 1262592), (224, 1144224), (232, 1104768), (252, 1017088), (256, 1001196), (261, 982016), (274, 935424), (288, 889952), (336, 762816), (348, 736512), (384, 667464), (406, 631296), (411, 623616), (448, 572112), (464, 552384), (504, 508544), (512, 500598), (522, 491008), (548, 467712), (576, 444976), (609, 420864), (672, 381408), (696, 368256), (768, 333732), (812, 315648), (822, 311808), (896, 286056), (928, 276192), (959, 267264), (1008, 254272), (1024, 250299), (1044, 245504), (1096, 233856), (1152, 222488), (1218, 210432), (1233, 207872), (1344, 190704), (1392, 184128), (1536, 166866), (1624, 157824), (1644, 155904), (1792, 143028), (1827, 140288), (1856, 138096), (1918, 133632), (2016, 127136), (2088, 122752), (2192, 116928), (2304, 111244), (2436, 105216), (2466, 103936), (2688, 95352), (2784, 92064), (2877, 89088), (3072, 83433), (3248, 78912), (3288, 77952), (3584, 71514), (3654, 70144), (3712, 69048), (3836, 66816), (3973, 64512), (4032, 63568), (4176, 61376), (4384, 58464), (4608, 55622), (4872, 52608), (4932, 51968), (5376, 47676), (5568, 46032), (5754, 44544), (6496, 39456), (6576, 38976), (7168, 35757), (7308, 35072), (7424, 34524), (7672, 33408), (7946, 32256), (8064, 31784), (8352, 30688), (8631, 29696), (8768, 29232), (9216, 27811), (9744, 26304), (9864, 25984), (10752, 23838), (11136, 23016), (11508, 22272), (11919, 21504), (12992, 19728), (13152, 19488), (14616, 17536), (14848, 17262), (15344, 16704), (15892, 16128)]