87988860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{488827}}^1$

素因数の和:488842

約数の個数: 36

約数和(自身を含む): 266900088

約数和(自身を除く): 178911228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 488827, 977654, 1466481, 1955308, 2444135, 2932962, 4399443, 4888270, 5865924, 7332405, 8798886, 9776540, 14664810, 17597772, 21997215, 29329620, 43994430, 87988860]

約数ペア:

[(1, 87988860), (2, 43994430), (3, 29329620), (4, 21997215), (5, 17597772), (6, 14664810), (9, 9776540), (10, 8798886), (12, 7332405), (15, 5865924), (18, 4888270), (20, 4399443), (30, 2932962), (36, 2444135), (45, 1955308), (60, 1466481), (90, 977654), (180, 488827)]