salut pourrais vous maider​

1) 330 : 1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330
270 : 1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270

2) 270 = 2 × 3 × 3 × 3 × 5

330 = 2 × 3 × 5 × 11