68729880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{572749}}^1$

素因数の和:572763

約数の個数: 32

約数和(自身を含む): 206190000

約数和(自身を除く): 137460120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 572749, 1145498, 1718247, 2290996, 2863745, 3436494, 4581992, 5727490, 6872988, 8591235, 11454980, 13745976, 17182470, 22909960, 34364940, 68729880]

約数ペア:

[(1, 68729880), (2, 34364940), (3, 22909960), (4, 17182470), (5, 13745976), (6, 11454980), (8, 8591235), (10, 6872988), (12, 5727490), (15, 4581992), (20, 3436494), (24, 2863745), (30, 2290996), (40, 1718247), (60, 1145498), (120, 572749)]