About the Number

213315040

213315039 ← → 213315041

2進数表記:1100101101101110110111100000

漢数字表記:二億千三百三十一万五千四十

素因数分解:

2 5 × 5 1 × 1333219 1

素因数の和:1333234
約数の個数: 24
約数和(自身を含む): 503957160
約数和(自身を除く): 290642120

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1333219, 2666438, 5332876, 6666095, 10665752, 13332190, 21331504, 26664380, 42663008, 53328760, 106657520, 213315040]

約数ペア:
[(1, 213315040), (2, 106657520), (4, 53328760), (5, 42663008), (8, 26664380), (10, 21331504), (16, 13332190), (20, 10665752), (32, 6666095), (40, 5332876), (80, 2666438), (160, 1333219)]

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