About the Number

255855480

255855479 ← → 255855481

2進数表記:1111010000000000101101111000

漢数字表記:二億五千五百八十五万五千四百八十

素因数分解:

2 3 × 3 1 × 5 1 × 2132129 1

素因数の和:2132143
約数の個数: 32
約数和(自身を含む): 767566800
約数和(自身を除く): 511711320

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2132129, 4264258, 6396387, 8528516, 10660645, 12792774, 17057032, 21321290, 25585548, 31981935, 42642580, 51171096, 63963870, 85285160, 127927740, 255855480]

約数ペア:
[(1, 255855480), (2, 127927740), (3, 85285160), (4, 63963870), (5, 51171096), (6, 42642580), (8, 31981935), (10, 25585548), (12, 21321290), (15, 17057032), (20, 12792774), (24, 10660645), (30, 8528516), (40, 6396387), (60, 4264258), (120, 2132129)]

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