About the Number

210005730

210005729 ← → 210005731

2進数表記:1100100001000110111011100010

漢数字表記:二億千万五千七百三十

素因数分解:

2 1 × 3 3 × 5 1 × 11 1 × 70709 1

素因数の和:70736
約数の個数: 64
約数和(自身を含む): 610934400
約数和(自身を除く): 400928670

約数列:
[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 135, 165, 198, 270, 297, 330, 495, 594, 990, 1485, 2970, 70709, 141418, 212127, 353545, 424254, 636381, 707090, 777799, 1060635, 1272762, 1555598, 1909143, 2121270, 2333397, 3181905, 3818286, 3888995, 4666794, 6363810, 7000191, 7777990, 9545715, 11666985, 14000382, 19091430, 21000573, 23333970, 35000955, 42001146, 70001910, 105002865, 210005730]

約数ペア:
[(1, 210005730), (2, 105002865), (3, 70001910), (5, 42001146), (6, 35000955), (9, 23333970), (10, 21000573), (11, 19091430), (15, 14000382), (18, 11666985), (22, 9545715), (27, 7777990), (30, 7000191), (33, 6363810), (45, 4666794), (54, 3888995), (55, 3818286), (66, 3181905), (90, 2333397), (99, 2121270), (110, 1909143), (135, 1555598), (165, 1272762), (198, 1060635), (270, 777799), (297, 707090), (330, 636381), (495, 424254), (594, 353545), (990, 212127), (1485, 141418), (2970, 70709)]

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