About the Number

131086620

131086619 ← → 131086621

2進数表記:111110100000011100100011100

漢数字表記:一億三千百八万六千六百二十

素因数分解:

2 2 × 3 3 × 5 1 × 7 1 × 34679 1

素因数の和:34704
約数の個数: 96
約数和(自身を含む): 466099200
約数和(自身を除く): 335012580

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 34679, 69358, 104037, 138716, 173395, 208074, 242753, 312111, 346790, 416148, 485506, 520185, 624222, 693580, 728259, 936333, 971012, 1040370, 1213765, 1248444, 1456518, 1560555, 1872666, 2080740, 2184777, 2427530, 2913036, 3121110, 3641295, 3745332, 4369554, 4681665, 4855060, 6242220, 6554331, 7282590, 8739108, 9363330, 10923885, 13108662, 14565180, 18726660, 21847770, 26217324, 32771655, 43695540, 65543310, 131086620]

約数ペア:
[(1, 131086620), (2, 65543310), (3, 43695540), (4, 32771655), (5, 26217324), (6, 21847770), (7, 18726660), (9, 14565180), (10, 13108662), (12, 10923885), (14, 9363330), (15, 8739108), (18, 7282590), (20, 6554331), (21, 6242220), (27, 4855060), (28, 4681665), (30, 4369554), (35, 3745332), (36, 3641295), (42, 3121110), (45, 2913036), (54, 2427530), (60, 2184777), (63, 2080740), (70, 1872666), (84, 1560555), (90, 1456518), (105, 1248444), (108, 1213765), (126, 1040370), (135, 971012), (140, 936333), (180, 728259), (189, 693580), (210, 624222), (252, 520185), (270, 485506), (315, 416148), (378, 346790), (420, 312111), (540, 242753), (630, 208074), (756, 173395), (945, 138716), (1260, 104037), (1890, 69358), (3780, 34679)]

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