279277208

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{467}}^1$

素因数の和:720

約数の個数: 64

約数和(自身を含む): 613267200

約数和(自身を除く): 333989992

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 118, 181, 236, 362, 413, 467, 472, 724, 826, 934, 1267, 1448, 1652, 1868, 2534, 3269, 3304, 3736, 5068, 6538, 10136, 10679, 13076, 21358, 26152, 27553, 42716, 55106, 74753, 84527, 85432, 110212, 149506, 169054, 192871, 220424, 299012, 338108, 385742, 591689, 598024, 676216, 771484, 1183378, 1542968, 2366756, 4733512, 4987093, 9974186, 19948372, 34909651, 39896744, 69819302, 139638604, 279277208]

約数ペア:

[(1, 279277208), (2, 139638604), (4, 69819302), (7, 39896744), (8, 34909651), (14, 19948372), (28, 9974186), (56, 4987093), (59, 4733512), (118, 2366756), (181, 1542968), (236, 1183378), (362, 771484), (413, 676216), (467, 598024), (472, 591689), (724, 385742), (826, 338108), (934, 299012), (1267, 220424), (1448, 192871), (1652, 169054), (1868, 149506), (2534, 110212), (3269, 85432), (3304, 84527), (3736, 74753), (5068, 55106), (6538, 42716), (10136, 27553), (10679, 26152), (13076, 21358)]