78195660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1303261}}^1$

素因数の和:1303273

約数の個数: 24

約数和(自身を含む): 218948016

約数和(自身を除く): 140752356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1303261, 2606522, 3909783, 5213044, 6516305, 7819566, 13032610, 15639132, 19548915, 26065220, 39097830, 78195660]

約数ペア:

[(1, 78195660), (2, 39097830), (3, 26065220), (4, 19548915), (5, 15639132), (6, 13032610), (10, 7819566), (12, 6516305), (15, 5213044), (20, 3909783), (30, 2606522), (60, 1303261)]