320640408

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{404849}}^1$

素因数の和:404872

約数の個数: 48

約数和(自身を含む): 947349000

約数和(自身を除く): 626708592

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 404849, 809698, 1214547, 1619396, 2429094, 3238792, 3643641, 4453339, 4858188, 7287282, 8906678, 9716376, 13360017, 14574564, 17813356, 26720034, 29149128, 35626712, 40080051, 53440068, 80160102, 106880136, 160320204, 320640408]

約数ペア:

[(1, 320640408), (2, 160320204), (3, 106880136), (4, 80160102), (6, 53440068), (8, 40080051), (9, 35626712), (11, 29149128), (12, 26720034), (18, 17813356), (22, 14574564), (24, 13360017), (33, 9716376), (36, 8906678), (44, 7287282), (66, 4858188), (72, 4453339), (88, 3643641), (99, 3238792), (132, 2429094), (198, 1619396), (264, 1214547), (396, 809698), (792, 404849)]