숫자 71820
소인수분해
소인수분해 | 2 * 2 * 3 * 3 * 3 * 5 * 7 * 19 |
약수 | 1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 342, 378, 380, 399, 420, 513, 532, 540, 570, 630, 665, 684, 756, 798, 855, 945, 1026, 1140, 1197, 1260, 1330, 1596, 1710, 1890, 1995, 2052, 2394, 2565, 2660, 3420, 3591, 3780, 3990, 4788, 5130, 5985, 7182, 7980, 10260, 11970, 14364, 17955, 23940, 35910, 71820 |
약수의 개수 | 96 |
약수의 합 | 268800 |
성질
표기
바이너리 | 10001100010001100 |
8진수 | 214214 |
16진수 | 1188c |