20681450496

素因数分解:

$2^{10}\times 3^3\times 7^1\times {\mathrm{106861}}^1$

素因数の和:106897

約数の個数: 176

約数和(自身を含む): 69998884480

約数和(自身を除く): 49317433984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 256, 288, 336, 378, 384, 432, 448, 504, 512, 576, 672, 756, 768, 864, 896, 1008, 1024, 1152, 1344, 1512, 1536, 1728, 1792, 2016, 2304, 2688, 3024, 3072, 3456, 3584, 4032, 4608, 5376, 6048, 6912, 7168, 8064, 9216, 10752, 12096, 13824, 16128, 21504, 24192, 27648, 32256, 48384, 64512, 96768, 106861, 193536, 213722, 320583, 427444, 641166, 748027, 854888, 961749, 1282332, 1496054, 1709776, 1923498, 2244081, 2564664, 2885247, 2992108, 3419552, 3846996, 4488162, 5129328, 5770494, 5984216, 6732243, 6839104, 7693992, 8976324, 10258656, 11540988, 11968432, 13464486, 13678208, 15387984, 17952648, 20196729, 20517312, 23081976, 23936864, 26928972, 27356416, 30775968, 35905296, 40393458, 41034624, 46163952, 47873728, 53857944, 54712832, 61551936, 71810592, 80786916, 82069248, 92327904, 95747456, 107715888, 109425664, 123103872, 143621184, 161573832, 164138496, 184655808, 191494912, 215431776, 246207744, 287242368, 323147664, 328276992, 369311616, 382989824, 430863552, 492415488, 574484736, 646295328, 738623232, 765979648, 861727104, 984830976, 1148969472, 1292590656, 1477246464, 1723454208, 2297938944, 2585181312, 2954492928, 3446908416, 5170362624, 6893816832, 10340725248, 20681450496]

約数ペア:

[(1, 20681450496), (2, 10340725248), (3, 6893816832), (4, 5170362624), (6, 3446908416), (7, 2954492928), (8, 2585181312), (9, 2297938944), (12, 1723454208), (14, 1477246464), (16, 1292590656), (18, 1148969472), (21, 984830976), (24, 861727104), (27, 765979648), (28, 738623232), (32, 646295328), (36, 574484736), (42, 492415488), (48, 430863552), (54, 382989824), (56, 369311616), (63, 328276992), (64, 323147664), (72, 287242368), (84, 246207744), (96, 215431776), (108, 191494912), (112, 184655808), (126, 164138496), (128, 161573832), (144, 143621184), (168, 123103872), (189, 109425664), (192, 107715888), (216, 95747456), (224, 92327904), (252, 82069248), (256, 80786916), (288, 71810592), (336, 61551936), (378, 54712832), (384, 53857944), (432, 47873728), (448, 46163952), (504, 41034624), (512, 40393458), (576, 35905296), (672, 30775968), (756, 27356416), (768, 26928972), (864, 23936864), (896, 23081976), (1008, 20517312), (1024, 20196729), (1152, 17952648), (1344, 15387984), (1512, 13678208), (1536, 13464486), (1728, 11968432), (1792, 11540988), (2016, 10258656), (2304, 8976324), (2688, 7693992), (3024, 6839104), (3072, 6732243), (3456, 5984216), (3584, 5770494), (4032, 5129328), (4608, 4488162), (5376, 3846996), (6048, 3419552), (6912, 2992108), (7168, 2885247), (8064, 2564664), (9216, 2244081), (10752, 1923498), (12096, 1709776), (13824, 1496054), (16128, 1282332), (21504, 961749), (24192, 854888), (27648, 748027), (32256, 641166), (48384, 427444), (64512, 320583), (96768, 213722), (106861, 193536)]