7489320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:602

約数の個数: 64

約数和(自身を含む): 22680000

約数和(自身を除く): 15190680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 449, 556, 695, 834, 898, 1112, 1347, 1390, 1668, 1796, 2085, 2245, 2694, 2780, 3336, 3592, 4170, 4490, 5388, 5560, 6735, 8340, 8980, 10776, 13470, 16680, 17960, 26940, 53880, 62411, 124822, 187233, 249644, 312055, 374466, 499288, 624110, 748932, 936165, 1248220, 1497864, 1872330, 2496440, 3744660, 7489320]

約数ペア:

[(1, 7489320), (2, 3744660), (3, 2496440), (4, 1872330), (5, 1497864), (6, 1248220), (8, 936165), (10, 748932), (12, 624110), (15, 499288), (20, 374466), (24, 312055), (30, 249644), (40, 187233), (60, 124822), (120, 62411), (139, 53880), (278, 26940), (417, 17960), (449, 16680), (556, 13470), (695, 10776), (834, 8980), (898, 8340), (1112, 6735), (1347, 5560), (1390, 5388), (1668, 4490), (1796, 4170), (2085, 3592), (2245, 3336), (2694, 2780)]