256198656

素因数分解:

$2^{11}\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:99

約数の個数: 288

約数和(自身を含む): 851497920

約数和(自身を除く): 595299264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 37, 42, 46, 48, 49, 56, 64, 69, 74, 84, 92, 96, 98, 111, 112, 128, 138, 147, 148, 161, 168, 184, 192, 196, 222, 224, 256, 259, 276, 294, 296, 322, 336, 368, 384, 392, 444, 448, 483, 512, 518, 552, 588, 592, 644, 672, 736, 768, 777, 784, 851, 888, 896, 966, 1024, 1036, 1104, 1127, 1176, 1184, 1288, 1344, 1472, 1536, 1554, 1568, 1702, 1776, 1792, 1813, 1932, 2048, 2072, 2208, 2254, 2352, 2368, 2553, 2576, 2688, 2944, 3072, 3108, 3136, 3381, 3404, 3552, 3584, 3626, 3864, 4144, 4416, 4508, 4704, 4736, 5106, 5152, 5376, 5439, 5888, 5957, 6144, 6216, 6272, 6762, 6808, 7104, 7168, 7252, 7728, 8288, 8832, 9016, 9408, 9472, 10212, 10304, 10752, 10878, 11776, 11914, 12432, 12544, 13524, 13616, 14208, 14336, 14504, 15456, 16576, 17664, 17871, 18032, 18816, 18944, 20424, 20608, 21504, 21756, 23552, 23828, 24864, 25088, 27048, 27232, 28416, 29008, 30912, 33152, 35328, 35742, 36064, 37632, 37888, 40848, 41216, 41699, 43008, 43512, 47104, 47656, 49728, 50176, 54096, 54464, 56832, 58016, 61824, 66304, 70656, 71484, 72128, 75264, 75776, 81696, 82432, 83398, 87024, 95312, 99456, 100352, 108192, 108928, 113664, 116032, 123648, 125097, 132608, 141312, 142968, 144256, 150528, 163392, 164864, 166796, 174048, 190624, 198912, 216384, 217856, 227328, 232064, 247296, 250194, 265216, 285936, 288512, 301056, 326784, 329728, 333592, 348096, 381248, 397824, 432768, 435712, 464128, 494592, 500388, 530432, 571872, 577024, 653568, 667184, 696192, 762496, 795648, 865536, 871424, 928256, 989184, 1000776, 1143744, 1154048, 1307136, 1334368, 1392384, 1524992, 1591296, 1731072, 1742848, 1856512, 2001552, 2287488, 2308096, 2614272, 2668736, 2784768, 3049984, 3462144, 3713024, 4003104, 4574976, 5228544, 5337472, 5569536, 6099968, 6924288, 8006208, 9149952, 10674944, 11139072, 12199936, 16012416, 18299904, 21349888, 32024832, 36599808, 42699776, 64049664, 85399552, 128099328, 256198656]

約数ペア:

[(1, 256198656), (2, 128099328), (3, 85399552), (4, 64049664), (6, 42699776), (7, 36599808), (8, 32024832), (12, 21349888), (14, 18299904), (16, 16012416), (21, 12199936), (23, 11139072), (24, 10674944), (28, 9149952), (32, 8006208), (37, 6924288), (42, 6099968), (46, 5569536), (48, 5337472), (49, 5228544), (56, 4574976), (64, 4003104), (69, 3713024), (74, 3462144), (84, 3049984), (92, 2784768), (96, 2668736), (98, 2614272), (111, 2308096), (112, 2287488), (128, 2001552), (138, 1856512), (147, 1742848), (148, 1731072), (161, 1591296), (168, 1524992), (184, 1392384), (192, 1334368), (196, 1307136), (222, 1154048), (224, 1143744), (256, 1000776), (259, 989184), (276, 928256), (294, 871424), (296, 865536), (322, 795648), (336, 762496), (368, 696192), (384, 667184), (392, 653568), (444, 577024), (448, 571872), (483, 530432), (512, 500388), (518, 494592), (552, 464128), (588, 435712), (592, 432768), (644, 397824), (672, 381248), (736, 348096), (768, 333592), (777, 329728), (784, 326784), (851, 301056), (888, 288512), (896, 285936), (966, 265216), (1024, 250194), (1036, 247296), (1104, 232064), (1127, 227328), (1176, 217856), (1184, 216384), (1288, 198912), (1344, 190624), (1472, 174048), (1536, 166796), (1554, 164864), (1568, 163392), (1702, 150528), (1776, 144256), (1792, 142968), (1813, 141312), (1932, 132608), (2048, 125097), (2072, 123648), (2208, 116032), (2254, 113664), (2352, 108928), (2368, 108192), (2553, 100352), (2576, 99456), (2688, 95312), (2944, 87024), (3072, 83398), (3108, 82432), (3136, 81696), (3381, 75776), (3404, 75264), (3552, 72128), (3584, 71484), (3626, 70656), (3864, 66304), (4144, 61824), (4416, 58016), (4508, 56832), (4704, 54464), (4736, 54096), (5106, 50176), (5152, 49728), (5376, 47656), (5439, 47104), (5888, 43512), (5957, 43008), (6144, 41699), (6216, 41216), (6272, 40848), (6762, 37888), (6808, 37632), (7104, 36064), (7168, 35742), (7252, 35328), (7728, 33152), (8288, 30912), (8832, 29008), (9016, 28416), (9408, 27232), (9472, 27048), (10212, 25088), (10304, 24864), (10752, 23828), (10878, 23552), (11776, 21756), (11914, 21504), (12432, 20608), (12544, 20424), (13524, 18944), (13616, 18816), (14208, 18032), (14336, 17871), (14504, 17664), (15456, 16576)]