About the Number

112749980

112749979 ← → 112749981

2進数表記:110101110000110110110011100

漢数字表記:一億千二百七十四万九千九百八十

素因数分解:

2 2 × 5 1 × 7 2 × 103 1 × 1117 1

素因数の和:1243
約数の個数: 72
約数和(自身を含む): 278355168
約数和(自身を除く): 165605188

約数列:
[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 103, 140, 196, 206, 245, 412, 490, 515, 721, 980, 1030, 1117, 1442, 2060, 2234, 2884, 3605, 4468, 5047, 5585, 7210, 7819, 10094, 11170, 14420, 15638, 20188, 22340, 25235, 31276, 39095, 50470, 54733, 78190, 100940, 109466, 115051, 156380, 218932, 230102, 273665, 460204, 547330, 575255, 805357, 1094660, 1150510, 1610714, 2301020, 3221428, 4026785, 5637499, 8053570, 11274998, 16107140, 22549996, 28187495, 56374990, 112749980]

約数ペア:
[(1, 112749980), (2, 56374990), (4, 28187495), (5, 22549996), (7, 16107140), (10, 11274998), (14, 8053570), (20, 5637499), (28, 4026785), (35, 3221428), (49, 2301020), (70, 1610714), (98, 1150510), (103, 1094660), (140, 805357), (196, 575255), (206, 547330), (245, 460204), (412, 273665), (490, 230102), (515, 218932), (721, 156380), (980, 115051), (1030, 109466), (1117, 100940), (1442, 78190), (2060, 54733), (2234, 50470), (2884, 39095), (3605, 31276), (4468, 25235), (5047, 22340), (5585, 20188), (7210, 15638), (7819, 14420), (10094, 11170)]

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