#include <algorithm>
#include <bitset>
#include <complex>
#include <deque>
#include <iostream>
#include <istream>
#include <iterator>
#include <map>
#include <queue>
#include <set>
#include <stack>
#include <string>
#include <vector>
#include <tuple>
#include <iomanip>
#include <climits>
using namespace std;

typedef long long ll;
typedef unsigned long long ull;
//typedef pair<ll, ll> P;
#define rep(i, n) for(int i = 0; i < (n); i++)
#define revrep(i, n) for(int i = (n)-1; i >= 0; i--)
#define pb push_back
#define f first
#define s second
#define chmin(x, y) x = min(x, y);
#define chmax(x, y) x = max(x, y);

//const ll INFL = LLONG_MAX;//10^18 = 2^60
const ll INFL = 1LL<<60;
//const int INF = INT_MAX;
const int INF = 1 << 30;//10^9
ll MOD = 1000000007;
//ll MOD = 998244353;
double EPS = 1e-11;

vector<ll> dy = {0, 1, 0, -1, 1, 1, -1, -1, 0};
vector<ll> dx = {1, 0, -1, 0, 1, -1, 1, -1, 0};

void pres(double A){printf("%.12lf\n", A);}
void BinarySay(ll x, ll y = 60){rep(i, y) cout << (x>>(y-1-i) & 1); cout << endl;}
ll cnt_bit(ll x){return __builtin_popcountll(x);}

ll pow_long(ll x, ll k){
  ll res = 1;
  while(k > 0){
    if(k % 2) res *= x;
    x *= x; k /= 2;
  }
  return res;
}

ll pow_mod(ll x, ll k){
  x %= MOD;
  ll res = 1;
  while(k > 0){
    if(k % 2){
      res *= x; res %= MOD;
    }
    x *= x; x %= MOD;
    k /= 2;
  }
  return res;
}

ll inverse(ll x){return pow_mod(x, MOD - 2);};

ll gcd(ll a, ll b){
    if(b == 0) return a;
    return gcd(b, a % b);
}

ll lcm(ll x, ll y){
  ll res = x / gcd(x, y);
  res *= y;
  return res;
};


//コンビネーション
const int MAXcomb = 2000010;
ll fac[MAXcomb], finv[MAXcomb], inv[MAXcomb];
//facはn!,finvは1/n!
//invは逆元
void COMinit(){
    fac[0] = fac[1] = 1;
    finv[0] = finv[1] = 1;
    inv[1] = 1;
    for(int i = 2; i < MAXcomb; i++){
        fac[i] = fac[i-1] * i % MOD;
        inv[i] = MOD - inv[MOD%i] * (MOD/i) % MOD;
        finv[i] = finv[i-1] * inv[i] % MOD;
    }
}
ll comb(int n, int k){
    if(n < k) return 0;
    if(n < 0 || k < 0) return 0;
    return fac[n] * finv[k] % MOD * finv[n-k] % MOD;
}

const int MAXkai = 200010;
ll kai_memo[MAXkai];
ll kai(ll N){
  if(kai_memo[N] != 0) return kai_memo[N];
  if(N <= 1) return 1;
  return kai_memo[N] = N * kai(N-1) % MOD;
}

ll disit(ll s, ll base = 10){
  ll res = 0;
  while(s){
    res++;
    s /= base;
  }
  return res;
}


ll N, K;

ll dp[110][100010];
ll OK[100010];
void solve(){
  cin >> N >> K;
  vector<pair<ll, ll>> range;
  for(ll i = 1; i <= N; ){
    range.pb({N/(i+1)+1, N/i});
    if(N/(i+1)+1 == 1) break;
    i = N / (N/(i+1));
  }
  sort(range.begin(), range.end());
  ll M = range.size();
  rep(i, M){
    dp[0][i] = (range[i].s - range[i].f + 1) % MOD;
  }
  rep(j, M){
    ll ok = 0, ng = M;
    while(ng - ok > 1){
      ll mid = (ok + ng) / 2;
      if(range[j].f * range[mid].f <= N) ok = mid;
      else ng = mid;
    }
    OK[j] = ok;
  }
  rep(i, K-1){
    rep(j, M){
      dp[i+1][0] += dp[i][j];
      dp[i+1][0] %= MOD;
      dp[i+1][OK[j]+1] += MOD - dp[i][j];
      dp[i+1][OK[j]+1] %= MOD;
    }
    rep(j, M){
      dp[i+1][j+1] += dp[i+1][j];
      dp[i+1][j+1] %= MOD;
    }
    rep(j, M){
      dp[i+1][j] *= (range[j].s + MOD - range[j].f + 1) % MOD;
      dp[i+1][j] %= MOD;
    }
  }
  ll ans = 0;
  rep(i, M){
    ans += dp[K-1][i];
    ans %= MOD;
  }
  cout << ans << endl;
}



int main(){
  cin.tie(0);
  ios::sync_with_stdio(false);
  solve();
}


Measured memory_bytes: 82676