30の約数表、約数一覧
30の約数表、約数一覧
1 | 1 × 30 = 30 |
---|---|
2 | 2 × 15 = 30 |
3 | 3 × 10 = 30 |
5 | 5 × 6 = 30 |
6 | 6 × 5 = 30 |
10 | 10 × 3 = 30 |
15 | 15 × 2 = 30 |
30 | 30 × 1 = 30 |
30の約数の個数
30の約数の個数は
8個
1 | 1 × 30 = 30 |
---|---|
2 | 2 × 15 = 30 |
3 | 3 × 10 = 30 |
5 | 5 × 6 = 30 |
6 | 6 × 5 = 30 |
10 | 10 × 3 = 30 |
15 | 15 × 2 = 30 |
30 | 30 × 1 = 30 |
30の約数の個数は
8個