74990328

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1279}}^1$

素因数の和:1644

約数の個数: 64

約数和(自身を含む): 215040000

約数和(自身を除く): 140049672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 349, 698, 1047, 1279, 1396, 2094, 2443, 2558, 2792, 3837, 4188, 4886, 5116, 7329, 7674, 8376, 8953, 9772, 10232, 14658, 15348, 17906, 19544, 26859, 29316, 30696, 35812, 53718, 58632, 71624, 107436, 214872, 446371, 892742, 1339113, 1785484, 2678226, 3124597, 3570968, 5356452, 6249194, 9373791, 10712904, 12498388, 18747582, 24996776, 37495164, 74990328]

約数ペア:

[(1, 74990328), (2, 37495164), (3, 24996776), (4, 18747582), (6, 12498388), (7, 10712904), (8, 9373791), (12, 6249194), (14, 5356452), (21, 3570968), (24, 3124597), (28, 2678226), (42, 1785484), (56, 1339113), (84, 892742), (168, 446371), (349, 214872), (698, 107436), (1047, 71624), (1279, 58632), (1396, 53718), (2094, 35812), (2443, 30696), (2558, 29316), (2792, 26859), (3837, 19544), (4188, 17906), (4886, 15348), (5116, 14658), (7329, 10232), (7674, 9772), (8376, 8953)]