#include <stdio.h>
int main(void)
{
int a,b,c,r,n;
n=0;
if(a<=b&&b<=c){
for(r=a;r<=b;r++){
if(c%r==0)
n=n+1;
}
printf("%dから%dの間に%dの約数は%d個あります",a
,b
,c
,n
); }
else printf("適切な順番で入力してください");
return 0;
}
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