숫자 121680
소인수분해
소인수분해 | 2 * 2 * 2 * 2 * 3 * 3 * 5 * 13 * 13 |
약수 | 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 169, 180, 195, 208, 234, 240, 260, 312, 338, 360, 390, 468, 507, 520, 585, 624, 676, 720, 780, 845, 936, 1014, 1040, 1170, 1352, 1521, 1560, 1690, 1872, 2028, 2340, 2535, 2704, 3042, 3120, 3380, 4056, 4680, 5070, 6084, 6760, 7605, 8112, 9360, 10140, 12168, 13520, 15210, 20280, 24336, 30420, 40560, 60840, 121680 |
약수의 개수 | 90 |
약수의 합 | 442494 |
성질
표기
바이너리 | 11101101101010000 |
8진수 | 355520 |
16진수 | 1db50 |