About the Number

129901230

129901229 ← → 129901231

2進数表記:111101111100010001010101110

漢数字表記:一億二千九百九十万千二百三十

素因数分解:

2 1 × 3 2 × 5 1 × 199 1 × 7253 1

素因数の和:7465
約数の個数: 48
約数和(自身を含む): 339487200
約数和(自身を除く): 209585970

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 199, 398, 597, 995, 1194, 1791, 1990, 2985, 3582, 5970, 7253, 8955, 14506, 17910, 21759, 36265, 43518, 65277, 72530, 108795, 130554, 217590, 326385, 652770, 1443347, 2886694, 4330041, 7216735, 8660082, 12990123, 14433470, 21650205, 25980246, 43300410, 64950615, 129901230]

約数ペア:
[(1, 129901230), (2, 64950615), (3, 43300410), (5, 25980246), (6, 21650205), (9, 14433470), (10, 12990123), (15, 8660082), (18, 7216735), (30, 4330041), (45, 2886694), (90, 1443347), (199, 652770), (398, 326385), (597, 217590), (995, 130554), (1194, 108795), (1791, 72530), (1990, 65277), (2985, 43518), (3582, 36265), (5970, 21759), (7253, 17910), (8955, 14506)]

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