About the Number

101481920

101481919 ← → 101481921

2進数表記:110000011000111110111000000

漢数字表記:一億百四十八万千九百二十

素因数分解:

2 6 × 5 1 × 307 1 × 1033 1

素因数の和:1357
約数の個数: 56
約数和(自身を含む): 242675664
約数和(自身を除く): 141193744

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 307, 320, 614, 1033, 1228, 1535, 2066, 2456, 3070, 4132, 4912, 5165, 6140, 8264, 9824, 10330, 12280, 16528, 19648, 20660, 24560, 33056, 41320, 49120, 66112, 82640, 98240, 165280, 317131, 330560, 634262, 1268524, 1585655, 2537048, 3171310, 5074096, 6342620, 10148192, 12685240, 20296384, 25370480, 50740960, 101481920]

約数ペア:
[(1, 101481920), (2, 50740960), (4, 25370480), (5, 20296384), (8, 12685240), (10, 10148192), (16, 6342620), (20, 5074096), (32, 3171310), (40, 2537048), (64, 1585655), (80, 1268524), (160, 634262), (307, 330560), (320, 317131), (614, 165280), (1033, 98240), (1228, 82640), (1535, 66112), (2066, 49120), (2456, 41320), (3070, 33056), (4132, 24560), (4912, 20660), (5165, 19648), (6140, 16528), (8264, 12280), (9824, 10330)]

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