639573984

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1129}}^1$

素因数の和:1433

約数の個数: 144

約数和(自身を含む): 2087860320

約数和(自身を除く): 1448286336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 281, 288, 336, 504, 562, 672, 843, 1008, 1124, 1129, 1686, 1967, 2016, 2248, 2258, 2529, 3372, 3387, 3934, 4496, 4516, 5058, 5901, 6744, 6774, 7868, 7903, 8992, 9032, 10116, 10161, 11802, 13488, 13548, 15736, 15806, 17703, 18064, 20232, 20322, 23604, 23709, 26976, 27096, 31472, 31612, 35406, 36128, 40464, 40644, 47208, 47418, 54192, 62944, 63224, 70812, 71127, 80928, 81288, 94416, 94836, 108384, 126448, 141624, 142254, 162576, 188832, 189672, 252896, 283248, 284508, 317249, 325152, 379344, 566496, 569016, 634498, 758688, 951747, 1138032, 1268996, 1903494, 2220743, 2276064, 2537992, 2855241, 3806988, 4441486, 5075984, 5710482, 6662229, 7613976, 8882972, 10151968, 11420964, 13324458, 15227952, 17765944, 19986687, 22841928, 26648916, 30455904, 35531888, 39973374, 45683856, 53297832, 71063776, 79946748, 91367712, 106595664, 159893496, 213191328, 319786992, 639573984]

約数ペア:

[(1, 639573984), (2, 319786992), (3, 213191328), (4, 159893496), (6, 106595664), (7, 91367712), (8, 79946748), (9, 71063776), (12, 53297832), (14, 45683856), (16, 39973374), (18, 35531888), (21, 30455904), (24, 26648916), (28, 22841928), (32, 19986687), (36, 17765944), (42, 15227952), (48, 13324458), (56, 11420964), (63, 10151968), (72, 8882972), (84, 7613976), (96, 6662229), (112, 5710482), (126, 5075984), (144, 4441486), (168, 3806988), (224, 2855241), (252, 2537992), (281, 2276064), (288, 2220743), (336, 1903494), (504, 1268996), (562, 1138032), (672, 951747), (843, 758688), (1008, 634498), (1124, 569016), (1129, 566496), (1686, 379344), (1967, 325152), (2016, 317249), (2248, 284508), (2258, 283248), (2529, 252896), (3372, 189672), (3387, 188832), (3934, 162576), (4496, 142254), (4516, 141624), (5058, 126448), (5901, 108384), (6744, 94836), (6774, 94416), (7868, 81288), (7903, 80928), (8992, 71127), (9032, 70812), (10116, 63224), (10161, 62944), (11802, 54192), (13488, 47418), (13548, 47208), (15736, 40644), (15806, 40464), (17703, 36128), (18064, 35406), (20232, 31612), (20322, 31472), (23604, 27096), (23709, 26976)]