81893640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{682447}}^1$

素因数の和:682461

約数の個数: 32

約数和(自身を含む): 245681280

約数和(自身を除く): 163787640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 682447, 1364894, 2047341, 2729788, 3412235, 4094682, 5459576, 6824470, 8189364, 10236705, 13648940, 16378728, 20473410, 27297880, 40946820, 81893640]

約数ペア:

[(1, 81893640), (2, 40946820), (3, 27297880), (4, 20473410), (5, 16378728), (6, 13648940), (8, 10236705), (10, 8189364), (12, 6824470), (15, 5459576), (20, 4094682), (24, 3412235), (30, 2729788), (40, 2047341), (60, 1364894), (120, 682447)]