12877320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{449}}^1$

素因数の和:702

約数の個数: 64

約数和(自身を含む): 38880000

約数和(自身を除く): 26002680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239, 449, 478, 717, 898, 956, 1195, 1347, 1434, 1796, 1912, 2245, 2390, 2694, 2868, 3585, 3592, 4490, 4780, 5388, 5736, 6735, 7170, 8980, 9560, 10776, 13470, 14340, 17960, 26940, 28680, 53880, 107311, 214622, 321933, 429244, 536555, 643866, 858488, 1073110, 1287732, 1609665, 2146220, 2575464, 3219330, 4292440, 6438660, 12877320]

約数ペア:

[(1, 12877320), (2, 6438660), (3, 4292440), (4, 3219330), (5, 2575464), (6, 2146220), (8, 1609665), (10, 1287732), (12, 1073110), (15, 858488), (20, 643866), (24, 536555), (30, 429244), (40, 321933), (60, 214622), (120, 107311), (239, 53880), (449, 28680), (478, 26940), (717, 17960), (898, 14340), (956, 13470), (1195, 10776), (1347, 9560), (1434, 8980), (1796, 7170), (1912, 6735), (2245, 5736), (2390, 5388), (2694, 4780), (2868, 4490), (3585, 3592)]