208535040

素因数分解:

$2^9\times 3^3\times 5^1\times 7^1\times {\mathrm{431}}^1$

素因数の和:470

約数の個数: 320

約数和(自身を含む): 848517120

約数和(自身を除く): 639982080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 431, 432, 448, 480, 504, 512, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 862, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1293, 1344, 1440, 1512, 1536, 1680, 1724, 1728, 1792, 1890, 1920, 2016, 2155, 2160, 2240, 2304, 2520, 2560, 2586, 2688, 2880, 3017, 3024, 3360, 3448, 3456, 3584, 3780, 3840, 3879, 4032, 4310, 4320, 4480, 4608, 5040, 5172, 5376, 5760, 6034, 6048, 6465, 6720, 6896, 6912, 7560, 7680, 7758, 8064, 8620, 8640, 8960, 9051, 10080, 10344, 10752, 11520, 11637, 12068, 12096, 12930, 13440, 13792, 13824, 15085, 15120, 15516, 16128, 17240, 17280, 17920, 18102, 19395, 20160, 20688, 23040, 23274, 24136, 24192, 25860, 26880, 27153, 27584, 30170, 30240, 31032, 32256, 34480, 34560, 36204, 38790, 40320, 41376, 45255, 46548, 48272, 48384, 51720, 53760, 54306, 55168, 58185, 60340, 60480, 62064, 68960, 69120, 72408, 77580, 80640, 81459, 82752, 90510, 93096, 96544, 96768, 103440, 108612, 110336, 116370, 120680, 120960, 124128, 135765, 137920, 144816, 155160, 161280, 162918, 165504, 181020, 186192, 193088, 206880, 217224, 220672, 232740, 241360, 241920, 248256, 271530, 275840, 289632, 310320, 325836, 331008, 362040, 372384, 386176, 407295, 413760, 434448, 465480, 482720, 483840, 496512, 543060, 551680, 579264, 620640, 651672, 662016, 724080, 744768, 772352, 814590, 827520, 868896, 930960, 965440, 993024, 1086120, 1103360, 1158528, 1241280, 1303344, 1448160, 1489536, 1544704, 1629180, 1655040, 1737792, 1861920, 1930880, 1986048, 2172240, 2317056, 2482560, 2606688, 2896320, 2979072, 3258360, 3310080, 3475584, 3723840, 3861760, 4344480, 4634112, 4965120, 5213376, 5792640, 5958144, 6516720, 6951168, 7447680, 7723520, 8688960, 9930240, 10426752, 11585280, 13033440, 13902336, 14895360, 17377920, 20853504, 23170560, 26066880, 29790720, 34755840, 41707008, 52133760, 69511680, 104267520, 208535040]

約数ペア:

[(1, 208535040), (2, 104267520), (3, 69511680), (4, 52133760), (5, 41707008), (6, 34755840), (7, 29790720), (8, 26066880), (9, 23170560), (10, 20853504), (12, 17377920), (14, 14895360), (15, 13902336), (16, 13033440), (18, 11585280), (20, 10426752), (21, 9930240), (24, 8688960), (27, 7723520), (28, 7447680), (30, 6951168), (32, 6516720), (35, 5958144), (36, 5792640), (40, 5213376), (42, 4965120), (45, 4634112), (48, 4344480), (54, 3861760), (56, 3723840), (60, 3475584), (63, 3310080), (64, 3258360), (70, 2979072), (72, 2896320), (80, 2606688), (84, 2482560), (90, 2317056), (96, 2172240), (105, 1986048), (108, 1930880), (112, 1861920), (120, 1737792), (126, 1655040), (128, 1629180), (135, 1544704), (140, 1489536), (144, 1448160), (160, 1303344), (168, 1241280), (180, 1158528), (189, 1103360), (192, 1086120), (210, 993024), (216, 965440), (224, 930960), (240, 868896), (252, 827520), (256, 814590), (270, 772352), (280, 744768), (288, 724080), (315, 662016), (320, 651672), (336, 620640), (360, 579264), (378, 551680), (384, 543060), (420, 496512), (431, 483840), (432, 482720), (448, 465480), (480, 434448), (504, 413760), (512, 407295), (540, 386176), (560, 372384), (576, 362040), (630, 331008), (640, 325836), (672, 310320), (720, 289632), (756, 275840), (768, 271530), (840, 248256), (862, 241920), (864, 241360), (896, 232740), (945, 220672), (960, 217224), (1008, 206880), (1080, 193088), (1120, 186192), (1152, 181020), (1260, 165504), (1280, 162918), (1293, 161280), (1344, 155160), (1440, 144816), (1512, 137920), (1536, 135765), (1680, 124128), (1724, 120960), (1728, 120680), (1792, 116370), (1890, 110336), (1920, 108612), (2016, 103440), (2155, 96768), (2160, 96544), (2240, 93096), (2304, 90510), (2520, 82752), (2560, 81459), (2586, 80640), (2688, 77580), (2880, 72408), (3017, 69120), (3024, 68960), (3360, 62064), (3448, 60480), (3456, 60340), (3584, 58185), (3780, 55168), (3840, 54306), (3879, 53760), (4032, 51720), (4310, 48384), (4320, 48272), (4480, 46548), (4608, 45255), (5040, 41376), (5172, 40320), (5376, 38790), (5760, 36204), (6034, 34560), (6048, 34480), (6465, 32256), (6720, 31032), (6896, 30240), (6912, 30170), (7560, 27584), (7680, 27153), (7758, 26880), (8064, 25860), (8620, 24192), (8640, 24136), (8960, 23274), (9051, 23040), (10080, 20688), (10344, 20160), (10752, 19395), (11520, 18102), (11637, 17920), (12068, 17280), (12096, 17240), (12930, 16128), (13440, 15516), (13792, 15120), (13824, 15085)]