79718220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{442879}}^1$

素因数の和:442894

約数の個数: 36

約数和(自身を含む): 241812480

約数和(自身を除く): 162094260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 442879, 885758, 1328637, 1771516, 2214395, 2657274, 3985911, 4428790, 5314548, 6643185, 7971822, 8857580, 13286370, 15943644, 19929555, 26572740, 39859110, 79718220]

約数ペア:

[(1, 79718220), (2, 39859110), (3, 26572740), (4, 19929555), (5, 15943644), (6, 13286370), (9, 8857580), (10, 7971822), (12, 6643185), (15, 5314548), (18, 4428790), (20, 3985911), (30, 2657274), (36, 2214395), (45, 1771516), (60, 1328637), (90, 885758), (180, 442879)]