28975121280

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{239543}}^1$

素因数の和:239578

約数の個数: 256

約数和(自身を含む): 117280742400

約数和(自身を除く): 88305621120

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, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2160, 2240, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 4032, 4320, 4480, 5040, 5760, 6048, 6720, 7560, 8064, 8640, 10080, 12096, 13440, 15120, 17280, 20160, 24192, 30240, 40320, 60480, 120960, 239543, 479086, 718629, 958172, 1197715, 1437258, 1676801, 1916344, 2155887, 2395430, 2874516, 3353602, 3593145, 3832688, 4311774, 4790860, 5030403, 5749032, 6467661, 6707204, 7186290, 7665376, 8384005, 8623548, 9581720, 10060806, 10779435, 11498064, 12935322, 13414408, 14372580, 15091209, 15330752, 16768010, 17247096, 19163440, 20121612, 21558870, 22996128, 25152015, 25870644, 26828816, 28745160, 30182418, 30661504, 32338305, 33536020, 34494192, 38326880, 40243224, 43117740, 45273627, 45992256, 50304030, 51741288, 53657632, 57490320, 60364836, 64676610, 67072040, 68988384, 75456045, 76653760, 80486448, 86235480, 90547254, 91984512, 100608060, 103482576, 107315264, 114980640, 120729672, 129353220, 134144080, 137976768, 150912090, 153307520, 160972896, 172470960, 181094508, 201216120, 206965152, 214630528, 226368135, 229961280, 241459344, 258706440, 268288160, 275953536, 301824180, 321945792, 344941920, 362189016, 402432240, 413930304, 452736270, 459922560, 482918688, 517412880, 536576320, 603648360, 643891584, 689883840, 724378032, 804864480, 827860608, 905472540, 965837376, 1034825760, 1073152640, 1207296720, 1379767680, 1448756064, 1609728960, 1810945080, 1931674752, 2069651520, 2414593440, 2897512128, 3219457920, 3621890160, 4139303040, 4829186880, 5795024256, 7243780320, 9658373760, 14487560640, 28975121280]

約数ペア:

[(1, 28975121280), (2, 14487560640), (3, 9658373760), (4, 7243780320), (5, 5795024256), (6, 4829186880), (7, 4139303040), (8, 3621890160), (9, 3219457920), (10, 2897512128), (12, 2414593440), (14, 2069651520), (15, 1931674752), (16, 1810945080), (18, 1609728960), (20, 1448756064), (21, 1379767680), (24, 1207296720), (27, 1073152640), (28, 1034825760), (30, 965837376), (32, 905472540), (35, 827860608), (36, 804864480), (40, 724378032), (42, 689883840), (45, 643891584), (48, 603648360), (54, 536576320), (56, 517412880), (60, 482918688), (63, 459922560), (64, 452736270), (70, 413930304), (72, 402432240), (80, 362189016), (84, 344941920), (90, 321945792), (96, 301824180), (105, 275953536), (108, 268288160), (112, 258706440), (120, 241459344), (126, 229961280), (128, 226368135), (135, 214630528), (140, 206965152), (144, 201216120), (160, 181094508), (168, 172470960), (180, 160972896), (189, 153307520), (192, 150912090), (210, 137976768), (216, 134144080), (224, 129353220), (240, 120729672), (252, 114980640), (270, 107315264), (280, 103482576), (288, 100608060), (315, 91984512), (320, 90547254), (336, 86235480), (360, 80486448), (378, 76653760), (384, 75456045), (420, 68988384), (432, 67072040), (448, 64676610), (480, 60364836), (504, 57490320), (540, 53657632), (560, 51741288), (576, 50304030), (630, 45992256), (640, 45273627), (672, 43117740), (720, 40243224), (756, 38326880), (840, 34494192), (864, 33536020), (896, 32338305), (945, 30661504), (960, 30182418), (1008, 28745160), (1080, 26828816), (1120, 25870644), (1152, 25152015), (1260, 22996128), (1344, 21558870), (1440, 20121612), (1512, 19163440), (1680, 17247096), (1728, 16768010), (1890, 15330752), (1920, 15091209), (2016, 14372580), (2160, 13414408), (2240, 12935322), (2520, 11498064), (2688, 10779435), (2880, 10060806), (3024, 9581720), (3360, 8623548), (3456, 8384005), (3780, 7665376), (4032, 7186290), (4320, 6707204), (4480, 6467661), (5040, 5749032), (5760, 5030403), (6048, 4790860), (6720, 4311774), (7560, 3832688), (8064, 3593145), (8640, 3353602), (10080, 2874516), (12096, 2395430), (13440, 2155887), (15120, 1916344), (17280, 1676801), (20160, 1437258), (24192, 1197715), (30240, 958172), (40320, 718629), (60480, 479086), (120960, 239543)]