208530900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{231701}}^1$

素因数の和:231721

約数の個数: 54

約数和(自身を含む): 653631342

約数和(自身を除く): 445100442

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 231701, 463402, 695103, 926804, 1158505, 1390206, 2085309, 2317010, 2780412, 3475515, 4170618, 4634020, 5792525, 6951030, 8341236, 10426545, 11585050, 13902060, 17377575, 20853090, 23170100, 34755150, 41706180, 52132725, 69510300, 104265450, 208530900]

約数ペア:

[(1, 208530900), (2, 104265450), (3, 69510300), (4, 52132725), (5, 41706180), (6, 34755150), (9, 23170100), (10, 20853090), (12, 17377575), (15, 13902060), (18, 11585050), (20, 10426545), (25, 8341236), (30, 6951030), (36, 5792525), (45, 4634020), (50, 4170618), (60, 3475515), (75, 2780412), (90, 2317010), (100, 2085309), (150, 1390206), (180, 1158505), (225, 926804), (300, 695103), (450, 463402), (900, 231701)]