139615360

素因数分解:

$2^7\times 5^1\times {\mathrm{218149}}^1$

素因数の和:218168

約数の個数: 32

約数和(自身を含む): 333769500

約数和(自身を除く): 194154140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 218149, 436298, 872596, 1090745, 1745192, 2181490, 3490384, 4362980, 6980768, 8725960, 13961536, 17451920, 27923072, 34903840, 69807680, 139615360]

約数ペア:

[(1, 139615360), (2, 69807680), (4, 34903840), (5, 27923072), (8, 17451920), (10, 13961536), (16, 8725960), (20, 6980768), (32, 4362980), (40, 3490384), (64, 2181490), (80, 1745192), (128, 1090745), (160, 872596), (320, 436298), (640, 218149)]