81540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{151}}^1$

素因数の和:169

約数の個数: 48

約数和(自身を含む): 255360

約数和(自身を除く): 173820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 151, 180, 270, 302, 453, 540, 604, 755, 906, 1359, 1510, 1812, 2265, 2718, 3020, 4077, 4530, 5436, 6795, 8154, 9060, 13590, 16308, 20385, 27180, 40770, 81540]

約数ペア:

[(1, 81540), (2, 40770), (3, 27180), (4, 20385), (5, 16308), (6, 13590), (9, 9060), (10, 8154), (12, 6795), (15, 5436), (18, 4530), (20, 4077), (27, 3020), (30, 2718), (36, 2265), (45, 1812), (54, 1510), (60, 1359), (90, 906), (108, 755), (135, 604), (151, 540), (180, 453), (270, 302)]