21147315840

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{174829}}^1$

素因数の和:174864

約数の個数: 256

約数和(自身を含む): 85596768000

約数和(自身を除く): 64449452160

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, 174829, 349658, 524487, 699316, 874145, 1048974, 1223803, 1398632, 1573461, 1748290, 2097948, 2447606, 2622435, 2797264, 3146922, 3496580, 3671409, 4195896, 4720383, 4895212, 5244870, 5594528, 6119015, 6293844, 6993160, 7342818, 7867305, 8391792, 9440766, 9790424, 10489740, 11014227, 11189056, 12238030, 12587688, 13986320, 14685636, 15734610, 16783584, 18357045, 18881532, 19580848, 20979480, 22028454, 22378112, 23601915, 24476060, 25175376, 27972640, 29371272, 31469220, 33042681, 33567168, 36714090, 37763064, 39161696, 41958960, 44056908, 47203830, 48952120, 50350752, 55071135, 55945280, 58742544, 62938440, 66085362, 67134336, 73428180, 75526128, 78323392, 83917920, 88113816, 94407660, 97904240, 100701504, 110142270, 111890560, 117485088, 125876880, 132170724, 146856360, 151052256, 156646784, 165213405, 167835840, 176227632, 188815320, 195808480, 201403008, 220284540, 234970176, 251753760, 264341448, 293712720, 302104512, 330426810, 335671680, 352455264, 377630640, 391616960, 440569080, 469940352, 503507520, 528682896, 587425440, 604209024, 660853620, 704910528, 755261280, 783233920, 881138160, 1007015040, 1057365792, 1174850880, 1321707240, 1409821056, 1510522560, 1762276320, 2114731584, 2349701760, 2643414480, 3021045120, 3524552640, 4229463168, 5286828960, 7049105280, 10573657920, 21147315840]

約数ペア:

[(1, 21147315840), (2, 10573657920), (3, 7049105280), (4, 5286828960), (5, 4229463168), (6, 3524552640), (7, 3021045120), (8, 2643414480), (9, 2349701760), (10, 2114731584), (12, 1762276320), (14, 1510522560), (15, 1409821056), (16, 1321707240), (18, 1174850880), (20, 1057365792), (21, 1007015040), (24, 881138160), (27, 783233920), (28, 755261280), (30, 704910528), (32, 660853620), (35, 604209024), (36, 587425440), (40, 528682896), (42, 503507520), (45, 469940352), (48, 440569080), (54, 391616960), (56, 377630640), (60, 352455264), (63, 335671680), (64, 330426810), (70, 302104512), (72, 293712720), (80, 264341448), (84, 251753760), (90, 234970176), (96, 220284540), (105, 201403008), (108, 195808480), (112, 188815320), (120, 176227632), (126, 167835840), (128, 165213405), (135, 156646784), (140, 151052256), (144, 146856360), (160, 132170724), (168, 125876880), (180, 117485088), (189, 111890560), (192, 110142270), (210, 100701504), (216, 97904240), (224, 94407660), (240, 88113816), (252, 83917920), (270, 78323392), (280, 75526128), (288, 73428180), (315, 67134336), (320, 66085362), (336, 62938440), (360, 58742544), (378, 55945280), (384, 55071135), (420, 50350752), (432, 48952120), (448, 47203830), (480, 44056908), (504, 41958960), (540, 39161696), (560, 37763064), (576, 36714090), (630, 33567168), (640, 33042681), (672, 31469220), (720, 29371272), (756, 27972640), (840, 25175376), (864, 24476060), (896, 23601915), (945, 22378112), (960, 22028454), (1008, 20979480), (1080, 19580848), (1120, 18881532), (1152, 18357045), (1260, 16783584), (1344, 15734610), (1440, 14685636), (1512, 13986320), (1680, 12587688), (1728, 12238030), (1890, 11189056), (1920, 11014227), (2016, 10489740), (2160, 9790424), (2240, 9440766), (2520, 8391792), (2688, 7867305), (2880, 7342818), (3024, 6993160), (3360, 6293844), (3456, 6119015), (3780, 5594528), (4032, 5244870), (4320, 4895212), (4480, 4720383), (5040, 4195896), (5760, 3671409), (6048, 3496580), (6720, 3146922), (7560, 2797264), (8064, 2622435), (8640, 2447606), (10080, 2097948), (12096, 1748290), (13440, 1573461), (15120, 1398632), (17280, 1223803), (20160, 1048974), (24192, 874145), (30240, 699316), (40320, 524487), (60480, 349658), (120960, 174829)]