128270226

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:463

約数の個数: 64

約数和(自身を含む): 299520000

約数和(自身を除く): 171249774

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 103, 149, 199, 206, 298, 309, 398, 447, 597, 618, 721, 894, 1043, 1194, 1393, 1442, 2086, 2163, 2786, 3129, 4179, 4326, 6258, 8358, 15347, 20497, 29651, 30694, 40994, 46041, 59302, 61491, 88953, 92082, 107429, 122982, 143479, 177906, 207557, 214858, 286958, 322287, 415114, 430437, 622671, 644574, 860874, 1245342, 3054053, 6108106, 9162159, 18324318, 21378371, 42756742, 64135113, 128270226]

約数ペア:

[(1, 128270226), (2, 64135113), (3, 42756742), (6, 21378371), (7, 18324318), (14, 9162159), (21, 6108106), (42, 3054053), (103, 1245342), (149, 860874), (199, 644574), (206, 622671), (298, 430437), (309, 415114), (398, 322287), (447, 286958), (597, 214858), (618, 207557), (721, 177906), (894, 143479), (1043, 122982), (1194, 107429), (1393, 92082), (1442, 88953), (2086, 61491), (2163, 59302), (2786, 46041), (3129, 40994), (4179, 30694), (4326, 29651), (6258, 20497), (8358, 15347)]