About the Number

120642130

120642129 ← → 120642131

2進数表記:111001100001101101001010010

漢数字表記:一億二千六十四万二千百三十

素因数分解:

2 1 × 5 1 × 7 1 × 23 1 × 74933 1

素因数の和:74970
約数の個数: 32
約数和(自身を含む): 258971904
約数和(自身を除く): 138329774

約数列:
[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 74933, 149866, 374665, 524531, 749330, 1049062, 1723459, 2622655, 3446918, 5245310, 8617295, 12064213, 17234590, 24128426, 60321065, 120642130]

約数ペア:
[(1, 120642130), (2, 60321065), (5, 24128426), (7, 17234590), (10, 12064213), (14, 8617295), (23, 5245310), (35, 3446918), (46, 2622655), (70, 1723459), (115, 1049062), (161, 749330), (230, 524531), (322, 374665), (805, 149866), (1610, 74933)]

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