About the Number

218190

218189 ← → 218191

2進数表記:110101010001001110

漢数字表記:二十一万八千百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 1039 1

素因数の和:1056
約数の個数: 32
約数和(自身を含む): 599040
約数和(自身を除く): 380850

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1039, 2078, 3117, 5195, 6234, 7273, 10390, 14546, 15585, 21819, 31170, 36365, 43638, 72730, 109095, 218190]

約数ペア:
[(1, 218190), (2, 109095), (3, 72730), (5, 43638), (6, 36365), (7, 31170), (10, 21819), (14, 15585), (15, 14546), (21, 10390), (30, 7273), (35, 6234), (42, 5195), (70, 3117), (105, 2078), (210, 1039)]

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