2780964864

素因数分解:

$2^{11}\times 3^2\times {\mathrm{31}}^2\times {\mathrm{157}}^1$

素因数の和:247

約数の個数: 216

約数和(自身を含む): 8352252090

約数和(自身を除く): 5571287226

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 157, 186, 192, 248, 256, 279, 288, 314, 372, 384, 471, 496, 512, 558, 576, 628, 744, 768, 942, 961, 992, 1024, 1116, 1152, 1256, 1413, 1488, 1536, 1884, 1922, 1984, 2048, 2232, 2304, 2512, 2826, 2883, 2976, 3072, 3768, 3844, 3968, 4464, 4608, 4867, 5024, 5652, 5766, 5952, 6144, 7536, 7688, 7936, 8649, 8928, 9216, 9734, 10048, 11304, 11532, 11904, 14601, 15072, 15376, 15872, 17298, 17856, 18432, 19468, 20096, 22608, 23064, 23808, 29202, 30144, 30752, 31744, 34596, 35712, 38936, 40192, 43803, 45216, 46128, 47616, 58404, 60288, 61504, 63488, 69192, 71424, 77872, 80384, 87606, 90432, 92256, 95232, 116808, 120576, 123008, 138384, 142848, 150877, 155744, 160768, 175212, 180864, 184512, 190464, 233616, 241152, 246016, 276768, 285696, 301754, 311488, 321536, 350424, 361728, 369024, 452631, 467232, 482304, 492032, 553536, 571392, 603508, 622976, 700848, 723456, 738048, 905262, 934464, 964608, 984064, 1107072, 1207016, 1245952, 1357893, 1401696, 1446912, 1476096, 1810524, 1868928, 1968128, 2214144, 2414032, 2491904, 2715786, 2803392, 2893824, 2952192, 3621048, 3737856, 4428288, 4828064, 4983808, 5431572, 5606784, 5904384, 7242096, 7475712, 8856576, 9656128, 9967616, 10863144, 11213568, 14484192, 14951424, 17713152, 19312256, 21726288, 22427136, 28968384, 29902848, 38624512, 43452576, 44854272, 57936768, 77249024, 86905152, 89708544, 115873536, 154498048, 173810304, 231747072, 308996096, 347620608, 463494144, 695241216, 926988288, 1390482432, 2780964864]

約数ペア:

[(1, 2780964864), (2, 1390482432), (3, 926988288), (4, 695241216), (6, 463494144), (8, 347620608), (9, 308996096), (12, 231747072), (16, 173810304), (18, 154498048), (24, 115873536), (31, 89708544), (32, 86905152), (36, 77249024), (48, 57936768), (62, 44854272), (64, 43452576), (72, 38624512), (93, 29902848), (96, 28968384), (124, 22427136), (128, 21726288), (144, 19312256), (157, 17713152), (186, 14951424), (192, 14484192), (248, 11213568), (256, 10863144), (279, 9967616), (288, 9656128), (314, 8856576), (372, 7475712), (384, 7242096), (471, 5904384), (496, 5606784), (512, 5431572), (558, 4983808), (576, 4828064), (628, 4428288), (744, 3737856), (768, 3621048), (942, 2952192), (961, 2893824), (992, 2803392), (1024, 2715786), (1116, 2491904), (1152, 2414032), (1256, 2214144), (1413, 1968128), (1488, 1868928), (1536, 1810524), (1884, 1476096), (1922, 1446912), (1984, 1401696), (2048, 1357893), (2232, 1245952), (2304, 1207016), (2512, 1107072), (2826, 984064), (2883, 964608), (2976, 934464), (3072, 905262), (3768, 738048), (3844, 723456), (3968, 700848), (4464, 622976), (4608, 603508), (4867, 571392), (5024, 553536), (5652, 492032), (5766, 482304), (5952, 467232), (6144, 452631), (7536, 369024), (7688, 361728), (7936, 350424), (8649, 321536), (8928, 311488), (9216, 301754), (9734, 285696), (10048, 276768), (11304, 246016), (11532, 241152), (11904, 233616), (14601, 190464), (15072, 184512), (15376, 180864), (15872, 175212), (17298, 160768), (17856, 155744), (18432, 150877), (19468, 142848), (20096, 138384), (22608, 123008), (23064, 120576), (23808, 116808), (29202, 95232), (30144, 92256), (30752, 90432), (31744, 87606), (34596, 80384), (35712, 77872), (38936, 71424), (40192, 69192), (43803, 63488), (45216, 61504), (46128, 60288), (47616, 58404)]