206520900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{688403}}^1$

素因数の和:688420

約数の個数: 36

約数和(自身を含む): 597534672

約数和(自身を除く): 391013772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 688403, 1376806, 2065209, 2753612, 3442015, 4130418, 6884030, 8260836, 10326045, 13768060, 17210075, 20652090, 34420150, 41304180, 51630225, 68840300, 103260450, 206520900]

約数ペア:

[(1, 206520900), (2, 103260450), (3, 68840300), (4, 51630225), (5, 41304180), (6, 34420150), (10, 20652090), (12, 17210075), (15, 13768060), (20, 10326045), (25, 8260836), (30, 6884030), (50, 4130418), (60, 3442015), (75, 2753612), (100, 2065209), (150, 1376806), (300, 688403)]