80389620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{446609}}^1$

素因数の和:446624

約数の個数: 36

約数和(自身を含む): 243849060

約数和(自身を除く): 163459440

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 446609, 893218, 1339827, 1786436, 2233045, 2679654, 4019481, 4466090, 5359308, 6699135, 8038962, 8932180, 13398270, 16077924, 20097405, 26796540, 40194810, 80389620]

約数ペア:

[(1, 80389620), (2, 40194810), (3, 26796540), (4, 20097405), (5, 16077924), (6, 13398270), (9, 8932180), (10, 8038962), (12, 6699135), (15, 5359308), (18, 4466090), (20, 4019481), (30, 2679654), (36, 2233045), (45, 1786436), (60, 1339827), (90, 893218), (180, 446609)]