正规数 (整数)
正规数()是指可以整除60的乘幂的整數,也就是60乘幂的因數,例如602 = 3600 = 48 × 75,48和75都可以整除60的平方,也都是正规数。
在許多數學及應用的領域會用到60乘幂的因數,在不同的領域中其名稱也有所不同。
注释
- Inspired by similar diagrams by Erkki Kurenniemi in "Chords, scales, and divisor lattices" (页面存档备份,存于).
参考资料
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