About the Number

121490180

121490179 ← → 121490181

2進数表記:111001111011100101100000100

漢数字表記:一億二千百四十九万百八十

素因数分解:

2 2 × 5 1 × 7 1 × 19 1 × 45673 1

素因数の和:45708
約数の個数: 48
約数和(自身を含む): 306929280
約数和(自身を除く): 185439100

約数列:
[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 45673, 91346, 182692, 228365, 319711, 456730, 639422, 867787, 913460, 1278844, 1598555, 1735574, 3197110, 3471148, 4338935, 6074509, 6394220, 8677870, 12149018, 17355740, 24298036, 30372545, 60745090, 121490180]

約数ペア:
[(1, 121490180), (2, 60745090), (4, 30372545), (5, 24298036), (7, 17355740), (10, 12149018), (14, 8677870), (19, 6394220), (20, 6074509), (28, 4338935), (35, 3471148), (38, 3197110), (70, 1735574), (76, 1598555), (95, 1278844), (133, 913460), (140, 867787), (190, 639422), (266, 456730), (380, 319711), (532, 228365), (665, 182692), (1330, 91346), (2660, 45673)]

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