About the Number

131293080

131293079 ← → 131293081

2進数表記:111110100110101111110011000

漢数字表記:一億三千百二十九万三千八十

素因数分解:

2 3 × 3 2 × 5 1 × 251 1 × 1453 1

素因数の和:1721
約数の個数: 96
約数和(自身を含む): 428697360
約数和(自身を除く): 297404280

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 251, 360, 502, 753, 1004, 1255, 1453, 1506, 2008, 2259, 2510, 2906, 3012, 3765, 4359, 4518, 5020, 5812, 6024, 7265, 7530, 8718, 9036, 10040, 11295, 11624, 13077, 14530, 15060, 17436, 18072, 21795, 22590, 26154, 29060, 30120, 34872, 43590, 45180, 52308, 58120, 65385, 87180, 90360, 104616, 130770, 174360, 261540, 364703, 523080, 729406, 1094109, 1458812, 1823515, 2188218, 2917624, 3282327, 3647030, 4376436, 5470545, 6564654, 7294060, 8752872, 10941090, 13129308, 14588120, 16411635, 21882180, 26258616, 32823270, 43764360, 65646540, 131293080]

約数ペア:
[(1, 131293080), (2, 65646540), (3, 43764360), (4, 32823270), (5, 26258616), (6, 21882180), (8, 16411635), (9, 14588120), (10, 13129308), (12, 10941090), (15, 8752872), (18, 7294060), (20, 6564654), (24, 5470545), (30, 4376436), (36, 3647030), (40, 3282327), (45, 2917624), (60, 2188218), (72, 1823515), (90, 1458812), (120, 1094109), (180, 729406), (251, 523080), (360, 364703), (502, 261540), (753, 174360), (1004, 130770), (1255, 104616), (1453, 90360), (1506, 87180), (2008, 65385), (2259, 58120), (2510, 52308), (2906, 45180), (3012, 43590), (3765, 34872), (4359, 30120), (4518, 29060), (5020, 26154), (5812, 22590), (6024, 21795), (7265, 18072), (7530, 17436), (8718, 15060), (9036, 14530), (10040, 13077), (11295, 11624)]

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