78197880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{651649}}^1$

素因数の和:651663

約数の個数: 32

約数和(自身を含む): 234594000

約数和(自身を除く): 156396120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 651649, 1303298, 1954947, 2606596, 3258245, 3909894, 5213192, 6516490, 7819788, 9774735, 13032980, 15639576, 19549470, 26065960, 39098940, 78197880]

約数ペア:

[(1, 78197880), (2, 39098940), (3, 26065960), (4, 19549470), (5, 15639576), (6, 13032980), (8, 9774735), (10, 7819788), (12, 6516490), (15, 5213192), (20, 3909894), (24, 3258245), (30, 2606596), (40, 1954947), (60, 1303298), (120, 651649)]