78460740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{435893}}^1$

素因数の和:435908

約数の個数: 36

約数和(自身を含む): 237998124

約数和(自身を除く): 159537384

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 435893, 871786, 1307679, 1743572, 2179465, 2615358, 3923037, 4358930, 5230716, 6538395, 7846074, 8717860, 13076790, 15692148, 19615185, 26153580, 39230370, 78460740]

約数ペア:

[(1, 78460740), (2, 39230370), (3, 26153580), (4, 19615185), (5, 15692148), (6, 13076790), (9, 8717860), (10, 7846074), (12, 6538395), (15, 5230716), (18, 4358930), (20, 3923037), (30, 2615358), (36, 2179465), (45, 1743572), (60, 1307679), (90, 871786), (180, 435893)]