80707788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{320269}}^1$

素因数の和:320286

約数の個数: 36

約数和(自身を含む): 233156560

約数和(自身を除く): 152448772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 320269, 640538, 960807, 1281076, 1921614, 2241883, 2882421, 3843228, 4483766, 5764842, 6725649, 8967532, 11529684, 13451298, 20176947, 26902596, 40353894, 80707788]

約数ペア:

[(1, 80707788), (2, 40353894), (3, 26902596), (4, 20176947), (6, 13451298), (7, 11529684), (9, 8967532), (12, 6725649), (14, 5764842), (18, 4483766), (21, 3843228), (28, 2882421), (36, 2241883), (42, 1921614), (63, 1281076), (84, 960807), (126, 640538), (252, 320269)]