20409049440

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21377}}^1$

素因数の和:21431

約数の個数: 384

約数和(自身を含む): 81455310720

約数和(自身を除く): 61046261280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 27, 30, 32, 34, 36, 39, 40, 45, 48, 51, 52, 54, 60, 65, 68, 72, 78, 80, 85, 90, 96, 102, 104, 108, 117, 120, 130, 135, 136, 144, 153, 156, 160, 170, 180, 195, 204, 208, 216, 221, 234, 240, 255, 260, 270, 272, 288, 306, 312, 340, 351, 360, 390, 408, 416, 432, 442, 459, 468, 480, 510, 520, 540, 544, 585, 612, 624, 663, 680, 702, 720, 765, 780, 816, 864, 884, 918, 936, 1020, 1040, 1080, 1105, 1170, 1224, 1248, 1326, 1360, 1404, 1440, 1530, 1560, 1632, 1755, 1768, 1836, 1872, 1989, 2040, 2080, 2160, 2210, 2295, 2340, 2448, 2652, 2720, 2808, 3060, 3120, 3315, 3510, 3536, 3672, 3744, 3978, 4080, 4320, 4420, 4590, 4680, 4896, 5304, 5616, 5967, 6120, 6240, 6630, 7020, 7072, 7344, 7956, 8160, 8840, 9180, 9360, 9945, 10608, 11232, 11934, 12240, 13260, 14040, 14688, 15912, 17680, 18360, 18720, 19890, 21216, 21377, 23868, 24480, 26520, 28080, 29835, 31824, 35360, 36720, 39780, 42754, 47736, 53040, 56160, 59670, 63648, 64131, 73440, 79560, 85508, 95472, 106080, 106885, 119340, 128262, 159120, 171016, 190944, 192393, 213770, 238680, 256524, 277901, 318240, 320655, 342032, 363409, 384786, 427540, 477360, 513048, 555802, 577179, 641310, 684064, 726818, 769572, 833703, 855080, 954720, 961965, 1026096, 1090227, 1111604, 1154358, 1282620, 1389505, 1453636, 1539144, 1667406, 1710160, 1817045, 1923930, 2052192, 2180454, 2223208, 2308716, 2501109, 2565240, 2779010, 2885895, 2907272, 3078288, 3270681, 3334812, 3420320, 3634090, 3847860, 4168515, 4360908, 4446416, 4617432, 4724317, 5002218, 5130480, 5451135, 5558020, 5771790, 5814544, 6156576, 6541362, 6669624, 7268180, 7503327, 7695720, 8337030, 8721816, 8892832, 9234864, 9448634, 9812043, 10004436, 10260960, 10902270, 11116040, 11543580, 11629088, 12505545, 13082724, 13339248, 14172951, 14536360, 15006654, 15391440, 16353405, 16674060, 17443632, 18469728, 18897268, 19624086, 20008872, 21804540, 22232080, 23087160, 23621585, 25011090, 26165448, 26678496, 28345902, 29072720, 30013308, 30782880, 32706810, 33348120, 34887264, 37516635, 37794536, 39248172, 40017744, 42518853, 43609080, 44464160, 46174320, 47243170, 49060215, 50022180, 52330896, 56691804, 58145440, 60026616, 65413620, 66696240, 70864755, 75033270, 75589072, 78496344, 80035488, 85037706, 87218160, 92348640, 94486340, 98120430, 100044360, 104661792, 113383608, 120053232, 127556559, 130827240, 133392480, 141729510, 150066540, 151178144, 156992688, 170075412, 174436320, 188972680, 196240860, 200088720, 212594265, 226767216, 240106464, 255113118, 261654480, 283459020, 300133080, 313985376, 340150824, 377945360, 392481720, 400177440, 425188530, 453534432, 510226236, 523308960, 566918040, 600266160, 637782795, 680301648, 755890720, 784963440, 850377060, 1020452472, 1133836080, 1200532320, 1275565590, 1360603296, 1569926880, 1700754120, 2040904944, 2267672160, 2551131180, 3401508240, 4081809888, 5102262360, 6803016480, 10204524720, 20409049440]

約数ペア:

[(1, 20409049440), (2, 10204524720), (3, 6803016480), (4, 5102262360), (5, 4081809888), (6, 3401508240), (8, 2551131180), (9, 2267672160), (10, 2040904944), (12, 1700754120), (13, 1569926880), (15, 1360603296), (16, 1275565590), (17, 1200532320), (18, 1133836080), (20, 1020452472), (24, 850377060), (26, 784963440), (27, 755890720), (30, 680301648), (32, 637782795), (34, 600266160), (36, 566918040), (39, 523308960), (40, 510226236), (45, 453534432), (48, 425188530), (51, 400177440), (52, 392481720), (54, 377945360), (60, 340150824), (65, 313985376), (68, 300133080), (72, 283459020), (78, 261654480), (80, 255113118), (85, 240106464), (90, 226767216), (96, 212594265), (102, 200088720), (104, 196240860), (108, 188972680), (117, 174436320), (120, 170075412), (130, 156992688), (135, 151178144), (136, 150066540), (144, 141729510), (153, 133392480), (156, 130827240), (160, 127556559), (170, 120053232), (180, 113383608), (195, 104661792), (204, 100044360), (208, 98120430), (216, 94486340), (221, 92348640), (234, 87218160), (240, 85037706), (255, 80035488), (260, 78496344), (270, 75589072), (272, 75033270), (288, 70864755), (306, 66696240), (312, 65413620), (340, 60026616), (351, 58145440), (360, 56691804), (390, 52330896), (408, 50022180), (416, 49060215), (432, 47243170), (442, 46174320), (459, 44464160), (468, 43609080), (480, 42518853), (510, 40017744), (520, 39248172), (540, 37794536), (544, 37516635), (585, 34887264), (612, 33348120), (624, 32706810), (663, 30782880), (680, 30013308), (702, 29072720), (720, 28345902), (765, 26678496), (780, 26165448), (816, 25011090), (864, 23621585), (884, 23087160), (918, 22232080), (936, 21804540), (1020, 20008872), (1040, 19624086), (1080, 18897268), (1105, 18469728), (1170, 17443632), (1224, 16674060), (1248, 16353405), (1326, 15391440), (1360, 15006654), (1404, 14536360), (1440, 14172951), (1530, 13339248), (1560, 13082724), (1632, 12505545), (1755, 11629088), (1768, 11543580), (1836, 11116040), (1872, 10902270), (1989, 10260960), (2040, 10004436), (2080, 9812043), (2160, 9448634), (2210, 9234864), (2295, 8892832), (2340, 8721816), (2448, 8337030), (2652, 7695720), (2720, 7503327), (2808, 7268180), (3060, 6669624), (3120, 6541362), (3315, 6156576), (3510, 5814544), (3536, 5771790), (3672, 5558020), (3744, 5451135), (3978, 5130480), (4080, 5002218), (4320, 4724317), (4420, 4617432), (4590, 4446416), (4680, 4360908), (4896, 4168515), (5304, 3847860), (5616, 3634090), (5967, 3420320), (6120, 3334812), (6240, 3270681), (6630, 3078288), (7020, 2907272), (7072, 2885895), (7344, 2779010), (7956, 2565240), (8160, 2501109), (8840, 2308716), (9180, 2223208), (9360, 2180454), (9945, 2052192), (10608, 1923930), (11232, 1817045), (11934, 1710160), (12240, 1667406), (13260, 1539144), (14040, 1453636), (14688, 1389505), (15912, 1282620), (17680, 1154358), (18360, 1111604), (18720, 1090227), (19890, 1026096), (21216, 961965), (21377, 954720), (23868, 855080), (24480, 833703), (26520, 769572), (28080, 726818), (29835, 684064), (31824, 641310), (35360, 577179), (36720, 555802), (39780, 513048), (42754, 477360), (47736, 427540), (53040, 384786), (56160, 363409), (59670, 342032), (63648, 320655), (64131, 318240), (73440, 277901), (79560, 256524), (85508, 238680), (95472, 213770), (106080, 192393), (106885, 190944), (119340, 171016), (128262, 159120)]