20657750400

素因数分解:

$2^7\times 3^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2383}}^1$

素因数の和:2463

約数の個数: 576

約数和(自身を含む): 86237099520

約数和(自身を除く): 65579349120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 32, 35, 36, 40, 42, 43, 45, 48, 50, 56, 60, 63, 64, 70, 72, 75, 80, 84, 86, 90, 96, 100, 105, 112, 120, 126, 128, 129, 140, 144, 150, 160, 168, 172, 175, 180, 192, 200, 210, 215, 224, 225, 240, 252, 258, 280, 288, 300, 301, 315, 320, 336, 344, 350, 360, 384, 387, 400, 420, 430, 448, 450, 480, 504, 516, 525, 560, 576, 600, 602, 630, 640, 645, 672, 688, 700, 720, 774, 800, 840, 860, 896, 900, 903, 960, 1008, 1032, 1050, 1075, 1120, 1152, 1200, 1204, 1260, 1290, 1344, 1376, 1400, 1440, 1505, 1548, 1575, 1600, 1680, 1720, 1800, 1806, 1920, 1935, 2016, 2064, 2100, 2150, 2240, 2383, 2400, 2408, 2520, 2580, 2688, 2709, 2752, 2800, 2880, 3010, 3096, 3150, 3200, 3225, 3360, 3440, 3600, 3612, 3870, 4032, 4128, 4200, 4300, 4480, 4515, 4766, 4800, 4816, 5040, 5160, 5418, 5504, 5600, 5760, 6020, 6192, 6300, 6450, 6720, 6880, 7149, 7200, 7224, 7525, 7740, 8064, 8256, 8400, 8600, 9030, 9532, 9600, 9632, 9675, 10080, 10320, 10836, 11200, 11915, 12040, 12384, 12600, 12900, 13440, 13545, 13760, 14298, 14400, 14448, 15050, 15480, 16512, 16681, 16800, 17200, 18060, 19064, 19264, 19350, 20160, 20640, 21447, 21672, 22400, 22575, 23830, 24080, 24768, 25200, 25800, 27090, 27520, 28596, 28800, 28896, 30100, 30960, 33362, 33600, 34400, 35745, 36120, 38128, 38528, 38700, 40320, 41280, 42894, 43344, 45150, 47660, 48160, 49536, 50043, 50400, 51600, 54180, 57192, 57792, 59575, 60200, 61920, 66724, 67200, 67725, 68800, 71490, 72240, 76256, 77400, 82560, 83405, 85788, 86688, 90300, 95320, 96320, 100086, 100800, 102469, 103200, 107235, 108360, 114384, 115584, 119150, 120400, 123840, 133448, 135450, 137600, 142980, 144480, 150129, 152512, 154800, 166810, 171576, 173376, 178725, 180600, 190640, 192640, 200172, 201600, 204938, 206400, 214470, 216720, 228768, 238300, 240800, 247680, 250215, 266896, 270900, 285960, 288960, 300258, 305024, 307407, 309600, 333620, 343152, 346752, 357450, 361200, 381280, 400344, 409876, 412800, 417025, 428940, 433440, 457536, 476600, 481600, 500430, 512345, 533792, 536175, 541800, 571920, 577920, 600516, 614814, 619200, 667240, 686304, 714900, 717283, 722400, 750645, 762560, 800688, 819752, 834050, 857880, 866880, 915072, 922221, 953200, 963200, 1000860, 1024690, 1067584, 1072350, 1083600, 1143840, 1201032, 1229628, 1238400, 1251075, 1334480, 1372608, 1429800, 1434566, 1444800, 1501290, 1525120, 1537035, 1601376, 1639504, 1668100, 1715760, 1733760, 1844442, 1906400, 2001720, 2049380, 2135168, 2144700, 2151849, 2167200, 2287680, 2402064, 2459256, 2502150, 2561725, 2668960, 2745216, 2859600, 2869132, 2889600, 3002580, 3074070, 3202752, 3279008, 3336200, 3431520, 3586415, 3688884, 3753225, 3812800, 4003440, 4098760, 4289400, 4303698, 4334400, 4575360, 4611105, 4804128, 4918512, 5004300, 5123450, 5337920, 5719200, 5738264, 6005160, 6148140, 6405504, 6455547, 6558016, 6672400, 6863040, 7172830, 7377768, 7506450, 7625600, 7685175, 8006880, 8197520, 8578800, 8607396, 8668800, 9222210, 9608256, 9837024, 10008600, 10246900, 10675840, 10759245, 11438400, 11476528, 12010320, 12296280, 12911094, 13116032, 13344800, 13726080, 14345660, 14755536, 15012900, 15370350, 16013760, 16395040, 17157600, 17214792, 17932075, 18444420, 19216512, 19674048, 20017200, 20493800, 21518490, 22876800, 22953056, 23055525, 24020640, 24592560, 25822188, 26689600, 28691320, 29511072, 30025800, 30740700, 32027520, 32277735, 32790080, 34315200, 34429584, 35864150, 36888840, 39348096, 40034400, 40987600, 43036980, 45906112, 46111050, 48041280, 49185120, 51644376, 53379200, 53796225, 57382640, 59022144, 60051600, 61481400, 64555470, 65580160, 68630400, 68859168, 71728300, 73777680, 80068800, 81975200, 86073960, 91812224, 92222100, 96082560, 98370240, 103288752, 107592450, 114765280, 118044288, 120103200, 122962800, 129110940, 137718336, 143456600, 147555360, 160137600, 161388675, 163950400, 172147920, 184444200, 196740480, 206577504, 215184900, 229530560, 240206400, 245925600, 258221880, 275436672, 286913200, 295110720, 322777350, 327900800, 344295840, 368888400, 413155008, 430369800, 459061120, 480412800, 491851200, 516443760, 573826400, 590221440, 645554700, 688591680, 737776800, 826310016, 860739600, 983702400, 1032887520, 1147652800, 1291109400, 1377183360, 1475553600, 1721479200, 2065775040, 2295305600, 2582218800, 2951107200, 3442958400, 4131550080, 5164437600, 6885916800, 10328875200, 20657750400]

約数ペア:

[(1, 20657750400), (2, 10328875200), (3, 6885916800), (4, 5164437600), (5, 4131550080), (6, 3442958400), (7, 2951107200), (8, 2582218800), (9, 2295305600), (10, 2065775040), (12, 1721479200), (14, 1475553600), (15, 1377183360), (16, 1291109400), (18, 1147652800), (20, 1032887520), (21, 983702400), (24, 860739600), (25, 826310016), (28, 737776800), (30, 688591680), (32, 645554700), (35, 590221440), (36, 573826400), (40, 516443760), (42, 491851200), (43, 480412800), (45, 459061120), (48, 430369800), (50, 413155008), (56, 368888400), (60, 344295840), (63, 327900800), (64, 322777350), (70, 295110720), (72, 286913200), (75, 275436672), (80, 258221880), (84, 245925600), (86, 240206400), (90, 229530560), (96, 215184900), (100, 206577504), (105, 196740480), (112, 184444200), (120, 172147920), (126, 163950400), (128, 161388675), (129, 160137600), (140, 147555360), (144, 143456600), (150, 137718336), (160, 129110940), (168, 122962800), (172, 120103200), (175, 118044288), (180, 114765280), (192, 107592450), (200, 103288752), (210, 98370240), (215, 96082560), (224, 92222100), (225, 91812224), (240, 86073960), (252, 81975200), (258, 80068800), (280, 73777680), (288, 71728300), (300, 68859168), (301, 68630400), (315, 65580160), (320, 64555470), (336, 61481400), (344, 60051600), (350, 59022144), (360, 57382640), (384, 53796225), (387, 53379200), (400, 51644376), (420, 49185120), (430, 48041280), (448, 46111050), (450, 45906112), (480, 43036980), (504, 40987600), (516, 40034400), (525, 39348096), (560, 36888840), (576, 35864150), (600, 34429584), (602, 34315200), (630, 32790080), (640, 32277735), (645, 32027520), (672, 30740700), (688, 30025800), (700, 29511072), (720, 28691320), (774, 26689600), (800, 25822188), (840, 24592560), (860, 24020640), (896, 23055525), (900, 22953056), (903, 22876800), (960, 21518490), (1008, 20493800), (1032, 20017200), (1050, 19674048), (1075, 19216512), (1120, 18444420), (1152, 17932075), (1200, 17214792), (1204, 17157600), (1260, 16395040), (1290, 16013760), (1344, 15370350), (1376, 15012900), (1400, 14755536), (1440, 14345660), (1505, 13726080), (1548, 13344800), (1575, 13116032), (1600, 12911094), (1680, 12296280), (1720, 12010320), (1800, 11476528), (1806, 11438400), (1920, 10759245), (1935, 10675840), (2016, 10246900), (2064, 10008600), (2100, 9837024), (2150, 9608256), (2240, 9222210), (2383, 8668800), (2400, 8607396), (2408, 8578800), (2520, 8197520), (2580, 8006880), (2688, 7685175), (2709, 7625600), (2752, 7506450), (2800, 7377768), (2880, 7172830), (3010, 6863040), (3096, 6672400), (3150, 6558016), (3200, 6455547), (3225, 6405504), (3360, 6148140), (3440, 6005160), (3600, 5738264), (3612, 5719200), (3870, 5337920), (4032, 5123450), (4128, 5004300), (4200, 4918512), (4300, 4804128), (4480, 4611105), (4515, 4575360), (4766, 4334400), (4800, 4303698), (4816, 4289400), (5040, 4098760), (5160, 4003440), (5418, 3812800), (5504, 3753225), (5600, 3688884), (5760, 3586415), (6020, 3431520), (6192, 3336200), (6300, 3279008), (6450, 3202752), (6720, 3074070), (6880, 3002580), (7149, 2889600), (7200, 2869132), (7224, 2859600), (7525, 2745216), (7740, 2668960), (8064, 2561725), (8256, 2502150), (8400, 2459256), (8600, 2402064), (9030, 2287680), (9532, 2167200), (9600, 2151849), (9632, 2144700), (9675, 2135168), (10080, 2049380), (10320, 2001720), (10836, 1906400), (11200, 1844442), (11915, 1733760), (12040, 1715760), (12384, 1668100), (12600, 1639504), (12900, 1601376), (13440, 1537035), (13545, 1525120), (13760, 1501290), (14298, 1444800), (14400, 1434566), (14448, 1429800), (15050, 1372608), (15480, 1334480), (16512, 1251075), (16681, 1238400), (16800, 1229628), (17200, 1201032), (18060, 1143840), (19064, 1083600), (19264, 1072350), (19350, 1067584), (20160, 1024690), (20640, 1000860), (21447, 963200), (21672, 953200), (22400, 922221), (22575, 915072), (23830, 866880), (24080, 857880), (24768, 834050), (25200, 819752), (25800, 800688), (27090, 762560), (27520, 750645), (28596, 722400), (28800, 717283), (28896, 714900), (30100, 686304), (30960, 667240), (33362, 619200), (33600, 614814), (34400, 600516), (35745, 577920), (36120, 571920), (38128, 541800), (38528, 536175), (38700, 533792), (40320, 512345), (41280, 500430), (42894, 481600), (43344, 476600), (45150, 457536), (47660, 433440), (48160, 428940), (49536, 417025), (50043, 412800), (50400, 409876), (51600, 400344), (54180, 381280), (57192, 361200), (57792, 357450), (59575, 346752), (60200, 343152), (61920, 333620), (66724, 309600), (67200, 307407), (67725, 305024), (68800, 300258), (71490, 288960), (72240, 285960), (76256, 270900), (77400, 266896), (82560, 250215), (83405, 247680), (85788, 240800), (86688, 238300), (90300, 228768), (95320, 216720), (96320, 214470), (100086, 206400), (100800, 204938), (102469, 201600), (103200, 200172), (107235, 192640), (108360, 190640), (114384, 180600), (115584, 178725), (119150, 173376), (120400, 171576), (123840, 166810), (133448, 154800), (135450, 152512), (137600, 150129), (142980, 144480)]