79776540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{443203}}^1$

素因数の和:443218

約数の個数: 36

約数和(自身を含む): 241989384

約数和(自身を除く): 162212844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 443203, 886406, 1329609, 1772812, 2216015, 2659218, 3988827, 4432030, 5318436, 6648045, 7977654, 8864060, 13296090, 15955308, 19944135, 26592180, 39888270, 79776540]

約数ペア:

[(1, 79776540), (2, 39888270), (3, 26592180), (4, 19944135), (5, 15955308), (6, 13296090), (9, 8864060), (10, 7977654), (12, 6648045), (15, 5318436), (18, 4432030), (20, 3988827), (30, 2659218), (36, 2216015), (45, 1772812), (60, 1329609), (90, 886406), (180, 443203)]