168249872

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{16879}}^1$

素因数の和:16983

約数の個数: 40

約数和(自身を含む): 376761600

約数和(自身を除く): 208511728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 2492, 4984, 9968, 16879, 33758, 67516, 118153, 135032, 236306, 270064, 472612, 945224, 1502231, 1890448, 3004462, 6008924, 10515617, 12017848, 21031234, 24035696, 42062468, 84124936, 168249872]

約数ペア:

[(1, 168249872), (2, 84124936), (4, 42062468), (7, 24035696), (8, 21031234), (14, 12017848), (16, 10515617), (28, 6008924), (56, 3004462), (89, 1890448), (112, 1502231), (178, 945224), (356, 472612), (623, 270064), (712, 236306), (1246, 135032), (1424, 118153), (2492, 67516), (4984, 33758), (9968, 16879)]