22681120

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1$

素因数の和:303

約数の個数: 144

約数和(自身を含む): 68257728

約数和(自身を除く): 45576608

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 263, 280, 308, 352, 385, 392, 440, 490, 526, 539, 560, 616, 770, 784, 880, 980, 1052, 1078, 1120, 1232, 1315, 1540, 1568, 1760, 1841, 1960, 2104, 2156, 2464, 2630, 2695, 2893, 3080, 3682, 3920, 4208, 4312, 5260, 5390, 5786, 6160, 7364, 7840, 8416, 8624, 9205, 10520, 10780, 11572, 12320, 12887, 14465, 14728, 17248, 18410, 20251, 21040, 21560, 23144, 25774, 28930, 29456, 36820, 40502, 42080, 43120, 46288, 51548, 57860, 58912, 64435, 73640, 81004, 86240, 92576, 101255, 103096, 115720, 128870, 141757, 147280, 162008, 202510, 206192, 231440, 257740, 283514, 294560, 324016, 405020, 412384, 462880, 515480, 567028, 648032, 708785, 810040, 1030960, 1134056, 1417570, 1620080, 2061920, 2268112, 2835140, 3240160, 4536224, 5670280, 11340560, 22681120]

約数ペア:

[(1, 22681120), (2, 11340560), (4, 5670280), (5, 4536224), (7, 3240160), (8, 2835140), (10, 2268112), (11, 2061920), (14, 1620080), (16, 1417570), (20, 1134056), (22, 1030960), (28, 810040), (32, 708785), (35, 648032), (40, 567028), (44, 515480), (49, 462880), (55, 412384), (56, 405020), (70, 324016), (77, 294560), (80, 283514), (88, 257740), (98, 231440), (110, 206192), (112, 202510), (140, 162008), (154, 147280), (160, 141757), (176, 128870), (196, 115720), (220, 103096), (224, 101255), (245, 92576), (263, 86240), (280, 81004), (308, 73640), (352, 64435), (385, 58912), (392, 57860), (440, 51548), (490, 46288), (526, 43120), (539, 42080), (560, 40502), (616, 36820), (770, 29456), (784, 28930), (880, 25774), (980, 23144), (1052, 21560), (1078, 21040), (1120, 20251), (1232, 18410), (1315, 17248), (1540, 14728), (1568, 14465), (1760, 12887), (1841, 12320), (1960, 11572), (2104, 10780), (2156, 10520), (2464, 9205), (2630, 8624), (2695, 8416), (2893, 7840), (3080, 7364), (3682, 6160), (3920, 5786), (4208, 5390), (4312, 5260)]