328199808

素因数分解:

$2^7\times 3^1\times {\mathrm{647}}^1\times {\mathrm{1321}}^1$

素因数の和:1985

約数の個数: 64

約数和(自身を含む): 873789120

約数和(自身を除く): 545589312

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 647, 1294, 1321, 1941, 2588, 2642, 3882, 3963, 5176, 5284, 7764, 7926, 10352, 10568, 15528, 15852, 20704, 21136, 31056, 31704, 41408, 42272, 62112, 63408, 82816, 84544, 124224, 126816, 169088, 248448, 253632, 507264, 854687, 1709374, 2564061, 3418748, 5128122, 6837496, 10256244, 13674992, 20512488, 27349984, 41024976, 54699968, 82049952, 109399936, 164099904, 328199808]

約数ペア:

[(1, 328199808), (2, 164099904), (3, 109399936), (4, 82049952), (6, 54699968), (8, 41024976), (12, 27349984), (16, 20512488), (24, 13674992), (32, 10256244), (48, 6837496), (64, 5128122), (96, 3418748), (128, 2564061), (192, 1709374), (384, 854687), (647, 507264), (1294, 253632), (1321, 248448), (1941, 169088), (2588, 126816), (2642, 124224), (3882, 84544), (3963, 82816), (5176, 63408), (5284, 62112), (7764, 42272), (7926, 41408), (10352, 31704), (10568, 31056), (15528, 21136), (15852, 20704)]