81109728

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{13411}}^1$

素因数の和:13437

約数の個数: 96

約数和(自身を含む): 270385920

約数和(自身を除く): 189276192

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, 72, 84, 96, 108, 112, 126, 144, 168, 189, 216, 224, 252, 288, 336, 378, 432, 504, 672, 756, 864, 1008, 1512, 2016, 3024, 6048, 13411, 26822, 40233, 53644, 80466, 93877, 107288, 120699, 160932, 187754, 214576, 241398, 281631, 321864, 362097, 375508, 429152, 482796, 563262, 643728, 724194, 751016, 844893, 965592, 1126524, 1287456, 1448388, 1502032, 1689786, 1931184, 2253048, 2534679, 2896776, 3004064, 3379572, 3862368, 4506096, 5069358, 5793552, 6759144, 9012192, 10138716, 11587104, 13518288, 20277432, 27036576, 40554864, 81109728]

約数ペア:

[(1, 81109728), (2, 40554864), (3, 27036576), (4, 20277432), (6, 13518288), (7, 11587104), (8, 10138716), (9, 9012192), (12, 6759144), (14, 5793552), (16, 5069358), (18, 4506096), (21, 3862368), (24, 3379572), (27, 3004064), (28, 2896776), (32, 2534679), (36, 2253048), (42, 1931184), (48, 1689786), (54, 1502032), (56, 1448388), (63, 1287456), (72, 1126524), (84, 965592), (96, 844893), (108, 751016), (112, 724194), (126, 643728), (144, 563262), (168, 482796), (189, 429152), (216, 375508), (224, 362097), (252, 321864), (288, 281631), (336, 241398), (378, 214576), (432, 187754), (504, 160932), (672, 120699), (756, 107288), (864, 93877), (1008, 80466), (1512, 53644), (2016, 40233), (3024, 26822), (6048, 13411)]