81372120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{678101}}^1$

素因数の和:678115

約数の個数: 32

約数和(自身を含む): 244116720

約数和(自身を除く): 162744600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 678101, 1356202, 2034303, 2712404, 3390505, 4068606, 5424808, 6781010, 8137212, 10171515, 13562020, 16274424, 20343030, 27124040, 40686060, 81372120]

約数ペア:

[(1, 81372120), (2, 40686060), (3, 27124040), (4, 20343030), (5, 16274424), (6, 13562020), (8, 10171515), (10, 8137212), (12, 6781010), (15, 5424808), (20, 4068606), (24, 3390505), (30, 2712404), (40, 2034303), (60, 1356202), (120, 678101)]