819863208

素因数分解:

$2^3\times 3^4\times {\mathrm{691}}^1\times {\mathrm{1831}}^1$

素因数の和:2540

約数の個数: 80

約数和(自身を含む): 2300955360

約数和(自身を除く): 1481092152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 691, 1382, 1831, 2073, 2764, 3662, 4146, 5493, 5528, 6219, 7324, 8292, 10986, 12438, 14648, 16479, 16584, 18657, 21972, 24876, 32958, 37314, 43944, 49437, 49752, 55971, 65916, 74628, 98874, 111942, 131832, 148311, 149256, 197748, 223884, 296622, 395496, 447768, 593244, 1186488, 1265221, 2530442, 3795663, 5060884, 7591326, 10121768, 11386989, 15182652, 22773978, 30365304, 34160967, 45547956, 68321934, 91095912, 102482901, 136643868, 204965802, 273287736, 409931604, 819863208]

約数ペア:

[(1, 819863208), (2, 409931604), (3, 273287736), (4, 204965802), (6, 136643868), (8, 102482901), (9, 91095912), (12, 68321934), (18, 45547956), (24, 34160967), (27, 30365304), (36, 22773978), (54, 15182652), (72, 11386989), (81, 10121768), (108, 7591326), (162, 5060884), (216, 3795663), (324, 2530442), (648, 1265221), (691, 1186488), (1382, 593244), (1831, 447768), (2073, 395496), (2764, 296622), (3662, 223884), (4146, 197748), (5493, 149256), (5528, 148311), (6219, 131832), (7324, 111942), (8292, 98874), (10986, 74628), (12438, 65916), (14648, 55971), (16479, 49752), (16584, 49437), (18657, 43944), (21972, 37314), (24876, 32958)]