153940360

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{78541}}^1$

素因数の和:78566

約数の個数: 48

約数和(自身を含む): 402920460

約数和(自身を除く): 248980100

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 78541, 157082, 314164, 392705, 549787, 628328, 785410, 1099574, 1570820, 2199148, 2748935, 3141640, 3848509, 4398296, 5497870, 7697018, 10995740, 15394036, 19242545, 21991480, 30788072, 38485090, 76970180, 153940360]

約数ペア:

[(1, 153940360), (2, 76970180), (4, 38485090), (5, 30788072), (7, 21991480), (8, 19242545), (10, 15394036), (14, 10995740), (20, 7697018), (28, 5497870), (35, 4398296), (40, 3848509), (49, 3141640), (56, 2748935), (70, 2199148), (98, 1570820), (140, 1099574), (196, 785410), (245, 628328), (280, 549787), (392, 392705), (490, 314164), (980, 157082), (1960, 78541)]