About the Number

213442080

213442079 ← → 213442081

2進数表記:1100101110001101111000100000

漢数字表記:二億千三百四十四万二千八十

素因数分解:

2 5 × 3 1 × 5 1 × 444671 1

素因数の和:444689
約数の個数: 48
約数和(自身を含む): 672344064
約数和(自身を除く): 458901984

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 444671, 889342, 1334013, 1778684, 2223355, 2668026, 3557368, 4446710, 5336052, 6670065, 7114736, 8893420, 10672104, 13340130, 14229472, 17786840, 21344208, 26680260, 35573680, 42688416, 53360520, 71147360, 106721040, 213442080]

約数ペア:
[(1, 213442080), (2, 106721040), (3, 71147360), (4, 53360520), (5, 42688416), (6, 35573680), (8, 26680260), (10, 21344208), (12, 17786840), (15, 14229472), (16, 13340130), (20, 10672104), (24, 8893420), (30, 7114736), (32, 6670065), (40, 5336052), (48, 4446710), (60, 3557368), (80, 2668026), (96, 2223355), (120, 1778684), (160, 1334013), (240, 889342), (480, 444671)]

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