30987720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{86077}}^1$

素因数の和:86094

約数の個数: 48

約数和(自身を含む): 100711260

約数和(自身を除く): 69723540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 86077, 172154, 258231, 344308, 430385, 516462, 688616, 774693, 860770, 1032924, 1291155, 1549386, 1721540, 2065848, 2582310, 3098772, 3443080, 3873465, 5164620, 6197544, 7746930, 10329240, 15493860, 30987720]

約数ペア:

[(1, 30987720), (2, 15493860), (3, 10329240), (4, 7746930), (5, 6197544), (6, 5164620), (8, 3873465), (9, 3443080), (10, 3098772), (12, 2582310), (15, 2065848), (18, 1721540), (20, 1549386), (24, 1291155), (30, 1032924), (36, 860770), (40, 774693), (45, 688616), (60, 516462), (72, 430385), (90, 344308), (120, 258231), (180, 172154), (360, 86077)]