About the Number

129166240

129166239 ← → 129166241

2進数表記:111101100101110101110100000

漢数字表記:一億二千九百十六万六千二百四十

素因数分解:

2 5 × 5 1 × 7 1 × 115327 1

素因数の和:115349
約数の個数: 48
約数和(自身を含む): 348751872
約数和(自身を除く): 219585632

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 115327, 230654, 461308, 576635, 807289, 922616, 1153270, 1614578, 1845232, 2306540, 3229156, 3690464, 4036445, 4613080, 6458312, 8072890, 9226160, 12916624, 16145780, 18452320, 25833248, 32291560, 64583120, 129166240]

約数ペア:
[(1, 129166240), (2, 64583120), (4, 32291560), (5, 25833248), (7, 18452320), (8, 16145780), (10, 12916624), (14, 9226160), (16, 8072890), (20, 6458312), (28, 4613080), (32, 4036445), (35, 3690464), (40, 3229156), (56, 2306540), (70, 1845232), (80, 1614578), (112, 1153270), (140, 922616), (160, 807289), (224, 576635), (280, 461308), (560, 230654), (1120, 115327)]

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