1+2+3+4+6+8+9+16+18+24+36+48+72+144=39112个分别是1,2,3,4,6,8,9,12,18,24,36,72
1十2十3+4十6+12十+36+72十144=
用电脑编个程序,具体自学高中必修三第一章