213433380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{131749}}^1$

素因数の和:131770

約数の個数: 60

約数和(自身を含む): 669553500

約数和(自身を除く): 456120120

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 131749, 263498, 395247, 526996, 658745, 790494, 1185741, 1317490, 1580988, 1976235, 2371482, 2634980, 3557223, 3952470, 4742964, 5928705, 7114446, 7904940, 10671669, 11857410, 14228892, 17786115, 21343338, 23714820, 35572230, 42686676, 53358345, 71144460, 106716690, 213433380]

約数ペア:

[(1, 213433380), (2, 106716690), (3, 71144460), (4, 53358345), (5, 42686676), (6, 35572230), (9, 23714820), (10, 21343338), (12, 17786115), (15, 14228892), (18, 11857410), (20, 10671669), (27, 7904940), (30, 7114446), (36, 5928705), (45, 4742964), (54, 3952470), (60, 3557223), (81, 2634980), (90, 2371482), (108, 1976235), (135, 1580988), (162, 1317490), (180, 1185741), (270, 790494), (324, 658745), (405, 526996), (540, 395247), (810, 263498), (1620, 131749)]