71392140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{396623}}^1$

素因数の和:396638

約数の個数: 36

約数和(自身を含む): 216556704

約数和(自身を除く): 145164564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 396623, 793246, 1189869, 1586492, 1983115, 2379738, 3569607, 3966230, 4759476, 5949345, 7139214, 7932460, 11898690, 14278428, 17848035, 23797380, 35696070, 71392140]

約数ペア:

[(1, 71392140), (2, 35696070), (3, 23797380), (4, 17848035), (5, 14278428), (6, 11898690), (9, 7932460), (10, 7139214), (12, 5949345), (15, 4759476), (18, 3966230), (20, 3569607), (30, 2379738), (36, 1983115), (45, 1586492), (60, 1189869), (90, 793246), (180, 396623)]