216540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{401}}^1$

素因数の和:419

約数の個数: 48

約数和(自身を含む): 675360

約数和(自身を除く): 458820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 401, 540, 802, 1203, 1604, 2005, 2406, 3609, 4010, 4812, 6015, 7218, 8020, 10827, 12030, 14436, 18045, 21654, 24060, 36090, 43308, 54135, 72180, 108270, 216540]

約数ペア:

[(1, 216540), (2, 108270), (3, 72180), (4, 54135), (5, 43308), (6, 36090), (9, 24060), (10, 21654), (12, 18045), (15, 14436), (18, 12030), (20, 10827), (27, 8020), (30, 7218), (36, 6015), (45, 4812), (54, 4010), (60, 3609), (90, 2406), (108, 2005), (135, 1604), (180, 1203), (270, 802), (401, 540)]