About the Number

123129648

123129647 ← → 123129649

2進数表記:111010101101100111100110000

漢数字表記:一億二千三百十二万九千六百四十八

素因数分解:

2 4 × 3 2 × 855067 1

素因数の和:855081
約数の個数: 30
約数和(自身を含む): 344592404
約数和(自身を除く): 221462756

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 855067, 1710134, 2565201, 3420268, 5130402, 6840536, 7695603, 10260804, 13681072, 15391206, 20521608, 30782412, 41043216, 61564824, 123129648]

約数ペア:
[(1, 123129648), (2, 61564824), (3, 41043216), (4, 30782412), (6, 20521608), (8, 15391206), (9, 13681072), (12, 10260804), (16, 7695603), (18, 6840536), (24, 5130402), (36, 3420268), (48, 2565201), (72, 1710134), (144, 855067)]

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