About the Number

201681630

201681629 ← → 201681631

2進数表記:1100000001010110101011011110

漢数字表記:二億百六十八万千六百三十

素因数分解:

2 1 × 3 3 × 5 1 × 746969 1

素因数の和:746985
約数の個数: 32
約数和(自身を含む): 537818400
約数和(自身を除く): 336136770

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 746969, 1493938, 2240907, 3734845, 4481814, 6722721, 7469690, 11204535, 13445442, 20168163, 22409070, 33613605, 40336326, 67227210, 100840815, 201681630]

約数ペア:
[(1, 201681630), (2, 100840815), (3, 67227210), (5, 40336326), (6, 33613605), (9, 22409070), (10, 20168163), (15, 13445442), (18, 11204535), (27, 7469690), (30, 6722721), (45, 4481814), (54, 3734845), (90, 2240907), (135, 1493938), (270, 746969)]

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