1680402276

素因数分解:

$2^2\times 3^2\times 7^4\times {\mathrm{19441}}^1$

素因数の和:19479

約数の個数: 90

約数和(自身を含む): 4955590822

約数和(自身を除く): 3275188546

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 882, 1029, 1372, 1764, 2058, 2401, 3087, 4116, 4802, 6174, 7203, 9604, 12348, 14406, 19441, 21609, 28812, 38882, 43218, 58323, 77764, 86436, 116646, 136087, 174969, 233292, 272174, 349938, 408261, 544348, 699876, 816522, 952609, 1224783, 1633044, 1905218, 2449566, 2857827, 3810436, 4899132, 5715654, 6668263, 8573481, 11431308, 13336526, 17146962, 20004789, 26673052, 34293924, 40009578, 46677841, 60014367, 80019156, 93355682, 120028734, 140033523, 186711364, 240057468, 280067046, 420100569, 560134092, 840201138, 1680402276]

約数ペア:

[(1, 1680402276), (2, 840201138), (3, 560134092), (4, 420100569), (6, 280067046), (7, 240057468), (9, 186711364), (12, 140033523), (14, 120028734), (18, 93355682), (21, 80019156), (28, 60014367), (36, 46677841), (42, 40009578), (49, 34293924), (63, 26673052), (84, 20004789), (98, 17146962), (126, 13336526), (147, 11431308), (196, 8573481), (252, 6668263), (294, 5715654), (343, 4899132), (441, 3810436), (588, 2857827), (686, 2449566), (882, 1905218), (1029, 1633044), (1372, 1224783), (1764, 952609), (2058, 816522), (2401, 699876), (3087, 544348), (4116, 408261), (4802, 349938), (6174, 272174), (7203, 233292), (9604, 174969), (12348, 136087), (14406, 116646), (19441, 86436), (21609, 77764), (28812, 58323), (38882, 43218)]