2780974080

素因数分解:

$2^{10}\times 3^3\times 5^1\times {\mathrm{20117}}^1$

素因数の和:20151

約数の個数: 176

約数和(自身を含む): 9883571040

約数和(自身を除く): 7102596960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1024, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2160, 2304, 2560, 2880, 3072, 3456, 3840, 4320, 4608, 5120, 5760, 6912, 7680, 8640, 9216, 11520, 13824, 15360, 17280, 20117, 23040, 27648, 34560, 40234, 46080, 60351, 69120, 80468, 100585, 120702, 138240, 160936, 181053, 201170, 241404, 301755, 321872, 362106, 402340, 482808, 543159, 603510, 643744, 724212, 804680, 905265, 965616, 1086318, 1207020, 1287488, 1448424, 1609360, 1810530, 1931232, 2172636, 2414040, 2574976, 2715795, 2896848, 3218720, 3621060, 3862464, 4345272, 4828080, 5149952, 5431590, 5793696, 6437440, 7242120, 7724928, 8690544, 9656160, 10299904, 10863180, 11587392, 12874880, 14484240, 15449856, 17381088, 19312320, 20599808, 21726360, 23174784, 25749760, 28968480, 30899712, 34762176, 38624640, 43452720, 46349568, 51499520, 57936960, 61799424, 69524352, 77249280, 86905440, 92699136, 102999040, 115873920, 139048704, 154498560, 173810880, 185398272, 231747840, 278097408, 308997120, 347621760, 463495680, 556194816, 695243520, 926991360, 1390487040, 2780974080]

約数ペア:

[(1, 2780974080), (2, 1390487040), (3, 926991360), (4, 695243520), (5, 556194816), (6, 463495680), (8, 347621760), (9, 308997120), (10, 278097408), (12, 231747840), (15, 185398272), (16, 173810880), (18, 154498560), (20, 139048704), (24, 115873920), (27, 102999040), (30, 92699136), (32, 86905440), (36, 77249280), (40, 69524352), (45, 61799424), (48, 57936960), (54, 51499520), (60, 46349568), (64, 43452720), (72, 38624640), (80, 34762176), (90, 30899712), (96, 28968480), (108, 25749760), (120, 23174784), (128, 21726360), (135, 20599808), (144, 19312320), (160, 17381088), (180, 15449856), (192, 14484240), (216, 12874880), (240, 11587392), (256, 10863180), (270, 10299904), (288, 9656160), (320, 8690544), (360, 7724928), (384, 7242120), (432, 6437440), (480, 5793696), (512, 5431590), (540, 5149952), (576, 4828080), (640, 4345272), (720, 3862464), (768, 3621060), (864, 3218720), (960, 2896848), (1024, 2715795), (1080, 2574976), (1152, 2414040), (1280, 2172636), (1440, 1931232), (1536, 1810530), (1728, 1609360), (1920, 1448424), (2160, 1287488), (2304, 1207020), (2560, 1086318), (2880, 965616), (3072, 905265), (3456, 804680), (3840, 724212), (4320, 643744), (4608, 603510), (5120, 543159), (5760, 482808), (6912, 402340), (7680, 362106), (8640, 321872), (9216, 301755), (11520, 241404), (13824, 201170), (15360, 181053), (17280, 160936), (20117, 138240), (23040, 120702), (27648, 100585), (34560, 80468), (40234, 69120), (46080, 60351)]