147289960

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:658

約数の個数: 64

約数和(自身を含む): 340200000

約数和(自身を除く): 192910040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 139, 236, 278, 295, 449, 472, 556, 590, 695, 898, 1112, 1180, 1390, 1796, 2245, 2360, 2780, 3592, 4490, 5560, 8201, 8980, 16402, 17960, 26491, 32804, 41005, 52982, 62411, 65608, 82010, 105964, 124822, 132455, 164020, 211928, 249644, 264910, 312055, 328040, 499288, 529820, 624110, 1059640, 1248220, 2496440, 3682249, 7364498, 14728996, 18411245, 29457992, 36822490, 73644980, 147289960]

約数ペア:

[(1, 147289960), (2, 73644980), (4, 36822490), (5, 29457992), (8, 18411245), (10, 14728996), (20, 7364498), (40, 3682249), (59, 2496440), (118, 1248220), (139, 1059640), (236, 624110), (278, 529820), (295, 499288), (449, 328040), (472, 312055), (556, 264910), (590, 249644), (695, 211928), (898, 164020), (1112, 132455), (1180, 124822), (1390, 105964), (1796, 82010), (2245, 65608), (2360, 62411), (2780, 52982), (3592, 41005), (4490, 32804), (5560, 26491), (8201, 17960), (8980, 16402)]