About the Number

1231317240

1231317239 ← → 1231317241

2進数表記:1001001011001000110100011111000

漢数字表記:十二億三千百三十一万七千二百四十

素因数分解:

2 3 × 3 1 × 5 1 × 10260977 1

素因数の和:10260991
約数の個数: 32
約数和(自身を含む): 3693952080
約数和(自身を除く): 2462634840

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 10260977, 20521954, 30782931, 41043908, 51304885, 61565862, 82087816, 102609770, 123131724, 153914655, 205219540, 246263448, 307829310, 410439080, 615658620, 1231317240]

約数ペア:
[(1, 1231317240), (2, 615658620), (3, 410439080), (4, 307829310), (5, 246263448), (6, 205219540), (8, 153914655), (10, 123131724), (12, 102609770), (15, 82087816), (20, 61565862), (24, 51304885), (30, 41043908), (40, 30782931), (60, 20521954), (120, 10260977)]

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