About the Number

30490290

30490289 ← → 30490291

2進数表記:1110100010011111010110010

漢数字表記:三千四十九万二百九十

素因数分解:

2 1 × 3 3 × 5 1 × 112927 1

素因数の和:112943
約数の個数: 32
約数和(自身を含む): 81308160
約数和(自身を除く): 50817870

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 112927, 225854, 338781, 564635, 677562, 1016343, 1129270, 1693905, 2032686, 3049029, 3387810, 5081715, 6098058, 10163430, 15245145, 30490290]

約数ペア:
[(1, 30490290), (2, 15245145), (3, 10163430), (5, 6098058), (6, 5081715), (9, 3387810), (10, 3049029), (15, 2032686), (18, 1693905), (27, 1129270), (30, 1016343), (45, 677562), (54, 564635), (90, 338781), (135, 225854), (270, 112927)]

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