31027080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{859}}^1$

素因数の和:923

約数の個数: 128

約数和(自身を含む): 108979200

約数和(自身を除く): 77952120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 210, 215, 258, 280, 301, 344, 420, 430, 516, 602, 645, 840, 859, 860, 903, 1032, 1204, 1290, 1505, 1718, 1720, 1806, 2408, 2577, 2580, 3010, 3436, 3612, 4295, 4515, 5154, 5160, 6013, 6020, 6872, 7224, 8590, 9030, 10308, 12026, 12040, 12885, 17180, 18039, 18060, 20616, 24052, 25770, 30065, 34360, 36078, 36120, 36937, 48104, 51540, 60130, 72156, 73874, 90195, 103080, 110811, 120260, 144312, 147748, 180390, 184685, 221622, 240520, 258559, 295496, 360780, 369370, 443244, 517118, 554055, 721560, 738740, 775677, 886488, 1034236, 1108110, 1292795, 1477480, 1551354, 2068472, 2216220, 2585590, 3102708, 3878385, 4432440, 5171180, 6205416, 7756770, 10342360, 15513540, 31027080]

約数ペア:

[(1, 31027080), (2, 15513540), (3, 10342360), (4, 7756770), (5, 6205416), (6, 5171180), (7, 4432440), (8, 3878385), (10, 3102708), (12, 2585590), (14, 2216220), (15, 2068472), (20, 1551354), (21, 1477480), (24, 1292795), (28, 1108110), (30, 1034236), (35, 886488), (40, 775677), (42, 738740), (43, 721560), (56, 554055), (60, 517118), (70, 443244), (84, 369370), (86, 360780), (105, 295496), (120, 258559), (129, 240520), (140, 221622), (168, 184685), (172, 180390), (210, 147748), (215, 144312), (258, 120260), (280, 110811), (301, 103080), (344, 90195), (420, 73874), (430, 72156), (516, 60130), (602, 51540), (645, 48104), (840, 36937), (859, 36120), (860, 36078), (903, 34360), (1032, 30065), (1204, 25770), (1290, 24052), (1505, 20616), (1718, 18060), (1720, 18039), (1806, 17180), (2408, 12885), (2577, 12040), (2580, 12026), (3010, 10308), (3436, 9030), (3612, 8590), (4295, 7224), (4515, 6872), (5154, 6020), (5160, 6013)]