About the Number

129121140

129121139 ← → 129121141

2進数表記:111101100100011101101110100

漢数字表記:一億二千九百十二万千百四十

素因数分解:

2 2 × 3 1 × 5 1 × 61 1 × 35279 1

素因数の和:35352
約数の個数: 48
約数和(自身を含む): 367476480
約数和(自身を除く): 238355340

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 35279, 70558, 105837, 141116, 176395, 211674, 352790, 423348, 529185, 705580, 1058370, 2116740, 2152019, 4304038, 6456057, 8608076, 10760095, 12912114, 21520190, 25824228, 32280285, 43040380, 64560570, 129121140]

約数ペア:
[(1, 129121140), (2, 64560570), (3, 43040380), (4, 32280285), (5, 25824228), (6, 21520190), (10, 12912114), (12, 10760095), (15, 8608076), (20, 6456057), (30, 4304038), (60, 2152019), (61, 2116740), (122, 1058370), (183, 705580), (244, 529185), (305, 423348), (366, 352790), (610, 211674), (732, 176395), (915, 141116), (1220, 105837), (1830, 70558), (3660, 35279)]

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