About the Number

218130

218129 ← → 218131

2進数表記:110101010000010010

漢数字表記:二十一万八千百三十

素因数分解:

2 1 × 3 1 × 5 1 × 11 1 × 661 1

素因数の和:682
約数の個数: 32
約数和(自身を含む): 571968
約数和(自身を除く): 353838

約数列:
[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 661, 1322, 1983, 3305, 3966, 6610, 7271, 9915, 14542, 19830, 21813, 36355, 43626, 72710, 109065, 218130]

約数ペア:
[(1, 218130), (2, 109065), (3, 72710), (5, 43626), (6, 36355), (10, 21813), (11, 19830), (15, 14542), (22, 9915), (30, 7271), (33, 6610), (55, 3966), (66, 3305), (110, 1983), (165, 1322), (330, 661)]

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