結果
| 問題 | No.1611 Minimum Multiple with Double Divisors | 
| コンテスト | |
| ユーザー |  | 
| 提出日時 | 2021-12-31 01:06:40 | 
| 言語 | PyPy3 (7.3.15) | 
| 結果 | 
                                AC
                                 
                             | 
| 実行時間 | 560 ms / 2,000 ms | 
| コード長 | 1,108 bytes | 
| コンパイル時間 | 413 ms | 
| コンパイル使用メモリ | 82,668 KB | 
| 実行使用メモリ | 78,296 KB | 
| 最終ジャッジ日時 | 2024-10-07 04:50:25 | 
| 合計ジャッジ時間 | 12,210 ms | 
| ジャッジサーバーID (参考情報) | judge4 / judge5 | 
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| ファイルパターン | 結果 | 
|---|---|
| sample | AC * 2 | 
| other | AC * 37 | 
ソースコード
from collections import defaultdict
def prime_factorization(n):
    prime_cnt_dict = defaultdict(int)
    if n == 0 or n == 1:
        return prime_cnt_dict
    nc = n
    while nc % 2 == 0:
        nc //= 2
        prime_cnt_dict[2] += 1
    f = 3
    while f * f <= n:
        cnt = 0
        while nc % f == 0:
            nc //= f
            prime_cnt_dict[f] += 1
        f += 2
    if nc != 1:
        prime_cnt_dict[nc] = 1
    return prime_cnt_dict
Prime = [2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31]
PrimeCountList = [prime_factorization(i) for i in range(32)]
t = int(input())
for _ in range(t):
    x = int(input())
    x_prime_cnt_dict = defaultdict(int)
    for prime in Prime:
        xc = x
        while xc % prime == 0:
            xc //= prime
            x_prime_cnt_dict[prime] += 1
    for i in range(2, 32):
        x_cnt = 1
        x_i_cnt = 1
        for prime in PrimeCountList[i]:
            x_cnt *= x_prime_cnt_dict[prime] + 1
            x_i_cnt *= x_prime_cnt_dict[prime] + PrimeCountList[i][prime] + 1
        if 2 * x_cnt == x_i_cnt:
            break
    print(x * i)
    
            
            
            
        