69667080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:639

約数の個数: 128

約数和(自身を含む): 240641280

約数和(自身を除く): 170974200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 197, 210, 280, 394, 420, 421, 591, 788, 840, 842, 985, 1182, 1263, 1379, 1576, 1684, 1970, 2105, 2364, 2526, 2758, 2947, 2955, 3368, 3940, 4137, 4210, 4728, 5052, 5516, 5894, 5910, 6315, 6895, 7880, 8274, 8420, 8841, 10104, 11032, 11788, 11820, 12630, 13790, 14735, 16548, 16840, 17682, 20685, 23576, 23640, 25260, 27580, 29470, 33096, 35364, 41370, 44205, 50520, 55160, 58940, 70728, 82740, 82937, 88410, 117880, 165480, 165874, 176820, 248811, 331748, 353640, 414685, 497622, 580559, 663496, 829370, 995244, 1161118, 1244055, 1658740, 1741677, 1990488, 2322236, 2488110, 2902795, 3317480, 3483354, 4644472, 4976220, 5805590, 6966708, 8708385, 9952440, 11611180, 13933416, 17416770, 23222360, 34833540, 69667080]

約数ペア:

[(1, 69667080), (2, 34833540), (3, 23222360), (4, 17416770), (5, 13933416), (6, 11611180), (7, 9952440), (8, 8708385), (10, 6966708), (12, 5805590), (14, 4976220), (15, 4644472), (20, 3483354), (21, 3317480), (24, 2902795), (28, 2488110), (30, 2322236), (35, 1990488), (40, 1741677), (42, 1658740), (56, 1244055), (60, 1161118), (70, 995244), (84, 829370), (105, 663496), (120, 580559), (140, 497622), (168, 414685), (197, 353640), (210, 331748), (280, 248811), (394, 176820), (420, 165874), (421, 165480), (591, 117880), (788, 88410), (840, 82937), (842, 82740), (985, 70728), (1182, 58940), (1263, 55160), (1379, 50520), (1576, 44205), (1684, 41370), (1970, 35364), (2105, 33096), (2364, 29470), (2526, 27580), (2758, 25260), (2947, 23640), (2955, 23576), (3368, 20685), (3940, 17682), (4137, 16840), (4210, 16548), (4728, 14735), (5052, 13790), (5516, 12630), (5894, 11820), (5910, 11788), (6315, 11032), (6895, 10104), (7880, 8841), (8274, 8420)]