About the Number

180997040

180997039 ← → 180997041

2進数表記:1010110010011100101110110000

漢数字表記:一億八千九十九万七千四十

素因数分解:

2 4 × 5 1 × 7 1 × 19 1 × 17011 1

素因数の和:17050
約数の個数: 80
約数和(自身を含む): 506277120
約数和(自身を除く): 325280080

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 17011, 34022, 68044, 85055, 119077, 136088, 170110, 238154, 272176, 323209, 340220, 476308, 595385, 646418, 680440, 952616, 1190770, 1292836, 1360880, 1616045, 1905232, 2262463, 2381540, 2585672, 3232090, 4524926, 4763080, 5171344, 6464180, 9049852, 9526160, 11312315, 12928360, 18099704, 22624630, 25856720, 36199408, 45249260, 90498520, 180997040]

約数ペア:
[(1, 180997040), (2, 90498520), (4, 45249260), (5, 36199408), (7, 25856720), (8, 22624630), (10, 18099704), (14, 12928360), (16, 11312315), (19, 9526160), (20, 9049852), (28, 6464180), (35, 5171344), (38, 4763080), (40, 4524926), (56, 3232090), (70, 2585672), (76, 2381540), (80, 2262463), (95, 1905232), (112, 1616045), (133, 1360880), (140, 1292836), (152, 1190770), (190, 952616), (266, 680440), (280, 646418), (304, 595385), (380, 476308), (532, 340220), (560, 323209), (665, 272176), (760, 238154), (1064, 170110), (1330, 136088), (1520, 119077), (2128, 85055), (2660, 68044), (5320, 34022), (10640, 17011)]

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