About the Number

161531070

161531069 ← → 161531071

2進数表記:1001101000001100010010111110

漢数字表記:一億六千百五十三万千七十

素因数分解:

2 1 × 3 1 × 5 1 × 23 1 × 234103 1

素因数の和:234136
約数の個数: 32
約数和(自身を含む): 404531712
約数和(自身を除く): 243000642

約数列:
[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 234103, 468206, 702309, 1170515, 1404618, 2341030, 3511545, 5384369, 7023090, 10768738, 16153107, 26921845, 32306214, 53843690, 80765535, 161531070]

約数ペア:
[(1, 161531070), (2, 80765535), (3, 53843690), (5, 32306214), (6, 26921845), (10, 16153107), (15, 10768738), (23, 7023090), (30, 5384369), (46, 3511545), (69, 2341030), (115, 1404618), (138, 1170515), (230, 702309), (345, 468206), (690, 234103)]

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