122979640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1709}}^1$

素因数の和:1984

約数の個数: 64

約数和(自身を含む): 317649600

約数和(自身を除く): 194669960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 257, 280, 514, 1028, 1285, 1709, 1799, 2056, 2570, 3418, 3598, 5140, 6836, 7196, 8545, 8995, 10280, 11963, 13672, 14392, 17090, 17990, 23926, 34180, 35980, 47852, 59815, 68360, 71960, 95704, 119630, 239260, 439213, 478520, 878426, 1756852, 2196065, 3074491, 3513704, 4392130, 6148982, 8784260, 12297964, 15372455, 17568520, 24595928, 30744910, 61489820, 122979640]

約数ペア:

[(1, 122979640), (2, 61489820), (4, 30744910), (5, 24595928), (7, 17568520), (8, 15372455), (10, 12297964), (14, 8784260), (20, 6148982), (28, 4392130), (35, 3513704), (40, 3074491), (56, 2196065), (70, 1756852), (140, 878426), (257, 478520), (280, 439213), (514, 239260), (1028, 119630), (1285, 95704), (1709, 71960), (1799, 68360), (2056, 59815), (2570, 47852), (3418, 35980), (3598, 34180), (5140, 23926), (6836, 17990), (7196, 17090), (8545, 14392), (8995, 13672), (10280, 11963)]