119971980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{666511}}^1$

素因数の和:666526

約数の個数: 36

約数和(自身を含む): 363915552

約数和(自身を除く): 243943572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 666511, 1333022, 1999533, 2666044, 3332555, 3999066, 5998599, 6665110, 7998132, 9997665, 11997198, 13330220, 19995330, 23994396, 29992995, 39990660, 59985990, 119971980]

約数ペア:

[(1, 119971980), (2, 59985990), (3, 39990660), (4, 29992995), (5, 23994396), (6, 19995330), (9, 13330220), (10, 11997198), (12, 9997665), (15, 7998132), (18, 6665110), (20, 5998599), (30, 3999066), (36, 3332555), (45, 2666044), (60, 1999533), (90, 1333022), (180, 666511)]