320647356

素因数分解:

$2^2\times 3^3\times {\mathrm{439}}^1\times {\mathrm{6763}}^1$

素因数の和:7215

約数の個数: 48

約数和(自身を含む): 833324800

約数和(自身を除く): 512677444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 439, 878, 1317, 1756, 2634, 3951, 5268, 6763, 7902, 11853, 13526, 15804, 20289, 23706, 27052, 40578, 47412, 60867, 81156, 121734, 182601, 243468, 365202, 730404, 2968957, 5937914, 8906871, 11875828, 17813742, 26720613, 35627484, 53441226, 80161839, 106882452, 160323678, 320647356]

約数ペア:

[(1, 320647356), (2, 160323678), (3, 106882452), (4, 80161839), (6, 53441226), (9, 35627484), (12, 26720613), (18, 17813742), (27, 11875828), (36, 8906871), (54, 5937914), (108, 2968957), (439, 730404), (878, 365202), (1317, 243468), (1756, 182601), (2634, 121734), (3951, 81156), (5268, 60867), (6763, 47412), (7902, 40578), (11853, 27052), (13526, 23706), (15804, 20289)]