360 = 2x2x2x3x3x5
2x2 = 4
4x2 = 8
8x3 = 24
24x3 = 72
72x5 = 360
216 = 2x2x2x3x3x3
2x2 = 4
4x2 = 8
8x3 = 24
24x3 = 72
72x3 = 216
585 = 5x13x3x3
5x13 = 65
65x3 = 195
195x3 = 585
390 = 2x3x5x13
2x3 = 6
6x5 = 30
30x13 = 390
105 = 3x5x7
3x5 = 15
15x7 = 105
you just have to divide a prime factor by a prime number without getting a remainder.
il suffit de diviser un facteur premier par un nombre premier sans obtenir de reste.
