81890928

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{593}}^1$

素因数の和:751

約数の個数: 120

約数和(自身を含む): 264277728

約数和(自身を除く): 182386800

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 137, 144, 168, 252, 274, 336, 411, 504, 548, 593, 822, 959, 1008, 1096, 1186, 1233, 1644, 1779, 1918, 2192, 2372, 2466, 2877, 3288, 3558, 3836, 4151, 4744, 4932, 5337, 5754, 6576, 7116, 7672, 8302, 8631, 9488, 9864, 10674, 11508, 12453, 14232, 15344, 16604, 17262, 19728, 21348, 23016, 24906, 28464, 33208, 34524, 37359, 42696, 46032, 49812, 66416, 69048, 74718, 81241, 85392, 99624, 138096, 149436, 162482, 199248, 243723, 298872, 324964, 487446, 568687, 597744, 649928, 731169, 974892, 1137374, 1299856, 1462338, 1706061, 1949784, 2274748, 2924676, 3412122, 3899568, 4549496, 5118183, 5849352, 6824244, 9098992, 10236366, 11698704, 13648488, 20472732, 27296976, 40945464, 81890928]

約数ペア:

[(1, 81890928), (2, 40945464), (3, 27296976), (4, 20472732), (6, 13648488), (7, 11698704), (8, 10236366), (9, 9098992), (12, 6824244), (14, 5849352), (16, 5118183), (18, 4549496), (21, 3899568), (24, 3412122), (28, 2924676), (36, 2274748), (42, 1949784), (48, 1706061), (56, 1462338), (63, 1299856), (72, 1137374), (84, 974892), (112, 731169), (126, 649928), (137, 597744), (144, 568687), (168, 487446), (252, 324964), (274, 298872), (336, 243723), (411, 199248), (504, 162482), (548, 149436), (593, 138096), (822, 99624), (959, 85392), (1008, 81241), (1096, 74718), (1186, 69048), (1233, 66416), (1644, 49812), (1779, 46032), (1918, 42696), (2192, 37359), (2372, 34524), (2466, 33208), (2877, 28464), (3288, 24906), (3558, 23016), (3836, 21348), (4151, 19728), (4744, 17262), (4932, 16604), (5337, 15344), (5754, 14232), (6576, 12453), (7116, 11508), (7672, 10674), (8302, 9864), (8631, 9488)]