About the Number

124720144

124720143 ← → 124720145

2進数表記:111011011110001010000010000

漢数字表記:一億二千四百七十二万百四十四

素因数分解:

2 4 × 79 2 × 1249 1

素因数の和:1415
約数の個数: 30
約数和(自身を含む): 244938750
約数和(自身を除く): 120218606

約数列:
[1, 2, 4, 8, 16, 79, 158, 316, 632, 1249, 1264, 2498, 4996, 6241, 9992, 12482, 19984, 24964, 49928, 98671, 99856, 197342, 394684, 789368, 1578736, 7795009, 15590018, 31180036, 62360072, 124720144]

約数ペア:
[(1, 124720144), (2, 62360072), (4, 31180036), (8, 15590018), (16, 7795009), (79, 1578736), (158, 789368), (316, 394684), (632, 197342), (1249, 99856), (1264, 98671), (2498, 49928), (4996, 24964), (6241, 19984), (9992, 12482)]

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