About the Number

115442640

115442639 ← → 115442641

2進数表記:110111000011000001111010000

漢数字表記:一億千五百四十四万二千六百四十

素因数分解:

2 4 × 3 2 × 5 1 × 223 1 × 719 1

素因数の和:961
約数の個数: 120
約数和(自身を含む): 389975040
約数和(自身を除く): 274532400

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 223, 240, 360, 446, 669, 719, 720, 892, 1115, 1338, 1438, 1784, 2007, 2157, 2230, 2676, 2876, 3345, 3568, 3595, 4014, 4314, 4460, 5352, 5752, 6471, 6690, 7190, 8028, 8628, 8920, 10035, 10704, 10785, 11504, 12942, 13380, 14380, 16056, 17256, 17840, 20070, 21570, 25884, 26760, 28760, 32112, 32355, 34512, 40140, 43140, 51768, 53520, 57520, 64710, 80280, 86280, 103536, 129420, 160337, 160560, 172560, 258840, 320674, 481011, 517680, 641348, 801685, 962022, 1282696, 1443033, 1603370, 1924044, 2405055, 2565392, 2886066, 3206740, 3848088, 4810110, 5772132, 6413480, 7215165, 7696176, 9620220, 11544264, 12826960, 14430330, 19240440, 23088528, 28860660, 38480880, 57721320, 115442640]

約数ペア:
[(1, 115442640), (2, 57721320), (3, 38480880), (4, 28860660), (5, 23088528), (6, 19240440), (8, 14430330), (9, 12826960), (10, 11544264), (12, 9620220), (15, 7696176), (16, 7215165), (18, 6413480), (20, 5772132), (24, 4810110), (30, 3848088), (36, 3206740), (40, 2886066), (45, 2565392), (48, 2405055), (60, 1924044), (72, 1603370), (80, 1443033), (90, 1282696), (120, 962022), (144, 801685), (180, 641348), (223, 517680), (240, 481011), (360, 320674), (446, 258840), (669, 172560), (719, 160560), (720, 160337), (892, 129420), (1115, 103536), (1338, 86280), (1438, 80280), (1784, 64710), (2007, 57520), (2157, 53520), (2230, 51768), (2676, 43140), (2876, 40140), (3345, 34512), (3568, 32355), (3595, 32112), (4014, 28760), (4314, 26760), (4460, 25884), (5352, 21570), (5752, 20070), (6471, 17840), (6690, 17256), (7190, 16056), (8028, 14380), (8628, 13380), (8920, 12942), (10035, 11504), (10704, 10785)]

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