About the Number

66428190

66428189 ← → 66428191

2進数表記:11111101011001110100011110

漢数字表記:六千六百四十二万八千百九十

素因数分解:

2 1 × 3 2 × 5 1 × 199 1 × 3709 1

素因数の和:3921
約数の個数: 48
約数和(自身を含む): 173628000
約数和(自身を除く): 107199810

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 199, 398, 597, 995, 1194, 1791, 1990, 2985, 3582, 3709, 5970, 7418, 8955, 11127, 17910, 18545, 22254, 33381, 37090, 55635, 66762, 111270, 166905, 333810, 738091, 1476182, 2214273, 3690455, 4428546, 6642819, 7380910, 11071365, 13285638, 22142730, 33214095, 66428190]

約数ペア:
[(1, 66428190), (2, 33214095), (3, 22142730), (5, 13285638), (6, 11071365), (9, 7380910), (10, 6642819), (15, 4428546), (18, 3690455), (30, 2214273), (45, 1476182), (90, 738091), (199, 333810), (398, 166905), (597, 111270), (995, 66762), (1194, 55635), (1791, 37090), (1990, 33381), (2985, 22254), (3582, 18545), (3709, 17910), (5970, 11127), (7418, 8955)]

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