861206904

素因数分解:

$2^3\times 3^4\times {\mathrm{487}}^1\times {\mathrm{2729}}^1$

素因数の和:3234

約数の個数: 80

約数和(自身を含む): 2418015600

約数和(自身を除く): 1556808696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 487, 648, 974, 1461, 1948, 2729, 2922, 3896, 4383, 5458, 5844, 8187, 8766, 10916, 11688, 13149, 16374, 17532, 21832, 24561, 26298, 32748, 35064, 39447, 49122, 52596, 65496, 73683, 78894, 98244, 105192, 147366, 157788, 196488, 221049, 294732, 315576, 442098, 589464, 884196, 1329023, 1768392, 2658046, 3987069, 5316092, 7974138, 10632184, 11961207, 15948276, 23922414, 31896552, 35883621, 47844828, 71767242, 95689656, 107650863, 143534484, 215301726, 287068968, 430603452, 861206904]

約数ペア:

[(1, 861206904), (2, 430603452), (3, 287068968), (4, 215301726), (6, 143534484), (8, 107650863), (9, 95689656), (12, 71767242), (18, 47844828), (24, 35883621), (27, 31896552), (36, 23922414), (54, 15948276), (72, 11961207), (81, 10632184), (108, 7974138), (162, 5316092), (216, 3987069), (324, 2658046), (487, 1768392), (648, 1329023), (974, 884196), (1461, 589464), (1948, 442098), (2729, 315576), (2922, 294732), (3896, 221049), (4383, 196488), (5458, 157788), (5844, 147366), (8187, 105192), (8766, 98244), (10916, 78894), (11688, 73683), (13149, 65496), (16374, 52596), (17532, 49122), (21832, 39447), (24561, 35064), (26298, 32748)]