숫자 21781680
소인수분해
소인수분해 | 2 * 2 * 2 * 2 * 3 * 5 * 47 * 1931 |
약수 | 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1880, 1931, 2256, 2820, 3760, 3862, 5640, 5793, 7724, 9655, 11280, 11586, 15448, 19310, 23172, 28965, 30896, 38620, 46344, 57930, 77240, 90757, 92688, 115860, 154480, 181514, 231720, 272271, 363028, 453785, 463440, 544542, 726056, 907570, 1089084, 1361355, 1452112, 1815140, 2178168, 2722710, 3630280, 4356336, 5445420, 7260560, 10890840, 21781680 |
약수의 개수 | 80 |
약수의 합 | 68995584 |
성질
표기
바이너리 | 1010011000101110010110000 |
8진수 | 123056260 |
16진수 | 14c5cb0 |