About the Number

126720160

126720159 ← → 126720161

2進数表記:111100011011001100010100000

漢数字表記:一億二千六百七十二万百六十

素因数分解:

2 5 × 5 1 × 7 1 × 113143 1

素因数の和:113165
約数の個数: 48
約数和(自身を含む): 342147456
約数和(自身を除く): 215427296

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 113143, 226286, 452572, 565715, 792001, 905144, 1131430, 1584002, 1810288, 2262860, 3168004, 3620576, 3960005, 4525720, 6336008, 7920010, 9051440, 12672016, 15840020, 18102880, 25344032, 31680040, 63360080, 126720160]

約数ペア:
[(1, 126720160), (2, 63360080), (4, 31680040), (5, 25344032), (7, 18102880), (8, 15840020), (10, 12672016), (14, 9051440), (16, 7920010), (20, 6336008), (28, 4525720), (32, 3960005), (35, 3620576), (40, 3168004), (56, 2262860), (70, 1810288), (80, 1584002), (112, 1131430), (140, 905144), (160, 792001), (224, 565715), (280, 452572), (560, 226286), (1120, 113143)]

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