147722220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{820679}}^1$

素因数の和:820694

約数の個数: 36

約数和(自身を含む): 448091280

約数和(自身を除く): 300369060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 820679, 1641358, 2462037, 3282716, 4103395, 4924074, 7386111, 8206790, 9848148, 12310185, 14772222, 16413580, 24620370, 29544444, 36930555, 49240740, 73861110, 147722220]

約数ペア:

[(1, 147722220), (2, 73861110), (3, 49240740), (4, 36930555), (5, 29544444), (6, 24620370), (9, 16413580), (10, 14772222), (12, 12310185), (15, 9848148), (18, 8206790), (20, 7386111), (30, 4924074), (36, 4103395), (45, 3282716), (60, 2462037), (90, 1641358), (180, 820679)]