About the Number

131488680

131488679 ← → 131488681

2進数表記:111110101100101101110101000

漢数字表記:一億三千百四十八万八千六百八十

素因数分解:

2 3 × 3 1 × 5 1 × 1095739 1

素因数の和:1095753
約数の個数: 32
約数和(自身を含む): 394466400
約数和(自身を除く): 262977720

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1095739, 2191478, 3287217, 4382956, 5478695, 6574434, 8765912, 10957390, 13148868, 16436085, 21914780, 26297736, 32872170, 43829560, 65744340, 131488680]

約数ペア:
[(1, 131488680), (2, 65744340), (3, 43829560), (4, 32872170), (5, 26297736), (6, 21914780), (8, 16436085), (10, 13148868), (12, 10957390), (15, 8765912), (20, 6574434), (24, 5478695), (30, 4382956), (40, 3287217), (60, 2191478), (120, 1095739)]

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