78156972

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1741}}^1$

素因数の和:1823

約数の個数: 72

約数和(自身を含む): 209249040

約数和(自身を除く): 131092068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 43, 58, 86, 87, 116, 129, 172, 174, 258, 261, 348, 387, 516, 522, 774, 1044, 1247, 1548, 1741, 2494, 3482, 3741, 4988, 5223, 6964, 7482, 10446, 11223, 14964, 15669, 20892, 22446, 31338, 44892, 50489, 62676, 74863, 100978, 149726, 151467, 201956, 224589, 299452, 302934, 449178, 454401, 605868, 673767, 898356, 908802, 1347534, 1817604, 2171027, 2695068, 4342054, 6513081, 8684108, 13026162, 19539243, 26052324, 39078486, 78156972]

約数ペア:

[(1, 78156972), (2, 39078486), (3, 26052324), (4, 19539243), (6, 13026162), (9, 8684108), (12, 6513081), (18, 4342054), (29, 2695068), (36, 2171027), (43, 1817604), (58, 1347534), (86, 908802), (87, 898356), (116, 673767), (129, 605868), (172, 454401), (174, 449178), (258, 302934), (261, 299452), (348, 224589), (387, 201956), (516, 151467), (522, 149726), (774, 100978), (1044, 74863), (1247, 62676), (1548, 50489), (1741, 44892), (2494, 31338), (3482, 22446), (3741, 20892), (4988, 15669), (5223, 14964), (6964, 11223), (7482, 10446)]