686485884

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1429}}^1$

素因数の和:1512

約数の個数: 144

約数和(自身を含む): 2008406400

約数和(自身を除く): 1321920516

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 43, 49, 57, 76, 84, 86, 98, 114, 129, 133, 147, 172, 196, 228, 258, 266, 294, 301, 399, 516, 532, 588, 602, 798, 817, 903, 931, 1204, 1429, 1596, 1634, 1806, 1862, 2107, 2451, 2793, 2858, 3268, 3612, 3724, 4214, 4287, 4902, 5586, 5716, 5719, 6321, 8428, 8574, 9804, 10003, 11172, 11438, 12642, 17148, 17157, 20006, 22876, 25284, 27151, 30009, 34314, 40012, 40033, 54302, 60018, 61447, 68628, 70021, 80066, 81453, 108604, 120036, 120099, 122894, 140042, 160132, 162906, 184341, 190057, 210063, 240198, 245788, 280084, 325812, 368682, 380114, 420126, 430129, 480396, 570171, 737364, 760228, 840252, 860258, 1140342, 1167493, 1290387, 1330399, 1720516, 2280684, 2334986, 2580774, 2660798, 3010903, 3502479, 3991197, 4669972, 5161548, 5321596, 6021806, 7004958, 7982394, 8172451, 9032709, 12043612, 14009916, 15964788, 16344902, 18065418, 24517353, 32689804, 36130836, 49034706, 57207157, 98069412, 114414314, 171621471, 228828628, 343242942, 686485884]

約数ペア:

[(1, 686485884), (2, 343242942), (3, 228828628), (4, 171621471), (6, 114414314), (7, 98069412), (12, 57207157), (14, 49034706), (19, 36130836), (21, 32689804), (28, 24517353), (38, 18065418), (42, 16344902), (43, 15964788), (49, 14009916), (57, 12043612), (76, 9032709), (84, 8172451), (86, 7982394), (98, 7004958), (114, 6021806), (129, 5321596), (133, 5161548), (147, 4669972), (172, 3991197), (196, 3502479), (228, 3010903), (258, 2660798), (266, 2580774), (294, 2334986), (301, 2280684), (399, 1720516), (516, 1330399), (532, 1290387), (588, 1167493), (602, 1140342), (798, 860258), (817, 840252), (903, 760228), (931, 737364), (1204, 570171), (1429, 480396), (1596, 430129), (1634, 420126), (1806, 380114), (1862, 368682), (2107, 325812), (2451, 280084), (2793, 245788), (2858, 240198), (3268, 210063), (3612, 190057), (3724, 184341), (4214, 162906), (4287, 160132), (4902, 140042), (5586, 122894), (5716, 120099), (5719, 120036), (6321, 108604), (8428, 81453), (8574, 80066), (9804, 70021), (10003, 68628), (11172, 61447), (11438, 60018), (12642, 54302), (17148, 40033), (17157, 40012), (20006, 34314), (22876, 30009), (25284, 27151)]