20687950080

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{15091}}^1$

素因数の和:15142

約数の個数: 432

約数和(自身を含む): 86621318784

約数和(自身を除く): 65933368704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 32, 34, 35, 36, 40, 42, 45, 48, 51, 56, 60, 63, 64, 68, 70, 72, 80, 84, 85, 90, 96, 102, 105, 112, 119, 120, 126, 128, 136, 140, 144, 153, 160, 168, 170, 180, 192, 204, 210, 224, 238, 240, 252, 255, 256, 272, 280, 288, 306, 315, 320, 336, 340, 357, 360, 384, 408, 420, 448, 476, 480, 504, 510, 544, 560, 576, 595, 612, 630, 640, 672, 680, 714, 720, 765, 768, 816, 840, 896, 952, 960, 1008, 1020, 1071, 1088, 1120, 1152, 1190, 1224, 1260, 1280, 1344, 1360, 1428, 1440, 1530, 1632, 1680, 1785, 1792, 1904, 1920, 2016, 2040, 2142, 2176, 2240, 2304, 2380, 2448, 2520, 2688, 2720, 2856, 2880, 3060, 3264, 3360, 3570, 3808, 3840, 4032, 4080, 4284, 4352, 4480, 4760, 4896, 5040, 5355, 5376, 5440, 5712, 5760, 6120, 6528, 6720, 7140, 7616, 8064, 8160, 8568, 8960, 9520, 9792, 10080, 10710, 10880, 11424, 11520, 12240, 13056, 13440, 14280, 15091, 15232, 16128, 16320, 17136, 19040, 19584, 20160, 21420, 21760, 22848, 24480, 26880, 28560, 30182, 30464, 32640, 34272, 38080, 39168, 40320, 42840, 45273, 45696, 48960, 57120, 60364, 65280, 68544, 75455, 76160, 80640, 85680, 90546, 91392, 97920, 105637, 114240, 120728, 135819, 137088, 150910, 152320, 171360, 181092, 195840, 211274, 226365, 228480, 241456, 256547, 271638, 274176, 301820, 316911, 342720, 362184, 422548, 452730, 456960, 482912, 513094, 528185, 543276, 603640, 633822, 679095, 685440, 724368, 769641, 845096, 905460, 950733, 965824, 1026188, 1056370, 1086552, 1207280, 1267644, 1282735, 1358190, 1370880, 1448736, 1539282, 1584555, 1690192, 1795829, 1810920, 1901466, 1931648, 2052376, 2112740, 2173104, 2308923, 2414560, 2535288, 2565470, 2716380, 2897472, 3078564, 3169110, 3380384, 3591658, 3621840, 3802932, 3848205, 3863296, 4104752, 4225480, 4346208, 4617846, 4753665, 4829120, 5070576, 5130940, 5387487, 5432760, 5794944, 6157128, 6338220, 6760768, 7183316, 7243680, 7605864, 7696410, 8209504, 8450960, 8692416, 8979145, 9235692, 9507330, 9658240, 10141152, 10261880, 10774974, 10865520, 11544615, 11589888, 12314256, 12676440, 13521536, 14366632, 14487360, 15211728, 15392820, 16162461, 16419008, 16901920, 17384832, 17958290, 18471384, 19014660, 19316480, 20282304, 20523760, 21549948, 21731040, 23089230, 24628512, 25352880, 26937435, 27043072, 28733264, 28974720, 30423456, 30785640, 32324922, 32838016, 33803840, 34769664, 35916580, 36942768, 38029320, 40564608, 41047520, 43099896, 43462080, 46178460, 49257024, 50705760, 53874870, 57466528, 57949440, 60846912, 61571280, 64649844, 65676032, 67607680, 71833160, 73885536, 76058640, 80812305, 81129216, 82095040, 86199792, 86924160, 92356920, 98514048, 101411520, 107749740, 114933056, 121693824, 123142560, 129299688, 135215360, 143666320, 147771072, 152117280, 161624610, 164190080, 172399584, 173848320, 184713840, 197028096, 202823040, 215499480, 229866112, 243387648, 246285120, 258599376, 287332640, 295542144, 304234560, 323249220, 328380160, 344799168, 369427680, 405646080, 430998960, 459732224, 492570240, 517198752, 574665280, 591084288, 608469120, 646498440, 689598336, 738855360, 861997920, 985140480, 1034397504, 1149330560, 1216938240, 1292996880, 1379196672, 1477710720, 1723995840, 2068795008, 2298661120, 2585993760, 2955421440, 3447991680, 4137590016, 5171987520, 6895983360, 10343975040, 20687950080]

約数ペア:

[(1, 20687950080), (2, 10343975040), (3, 6895983360), (4, 5171987520), (5, 4137590016), (6, 3447991680), (7, 2955421440), (8, 2585993760), (9, 2298661120), (10, 2068795008), (12, 1723995840), (14, 1477710720), (15, 1379196672), (16, 1292996880), (17, 1216938240), (18, 1149330560), (20, 1034397504), (21, 985140480), (24, 861997920), (28, 738855360), (30, 689598336), (32, 646498440), (34, 608469120), (35, 591084288), (36, 574665280), (40, 517198752), (42, 492570240), (45, 459732224), (48, 430998960), (51, 405646080), (56, 369427680), (60, 344799168), (63, 328380160), (64, 323249220), (68, 304234560), (70, 295542144), (72, 287332640), (80, 258599376), (84, 246285120), (85, 243387648), (90, 229866112), (96, 215499480), (102, 202823040), (105, 197028096), (112, 184713840), (119, 173848320), (120, 172399584), (126, 164190080), (128, 161624610), (136, 152117280), (140, 147771072), (144, 143666320), (153, 135215360), (160, 129299688), (168, 123142560), (170, 121693824), (180, 114933056), (192, 107749740), (204, 101411520), (210, 98514048), (224, 92356920), (238, 86924160), (240, 86199792), (252, 82095040), (255, 81129216), (256, 80812305), (272, 76058640), (280, 73885536), (288, 71833160), (306, 67607680), (315, 65676032), (320, 64649844), (336, 61571280), (340, 60846912), (357, 57949440), (360, 57466528), (384, 53874870), (408, 50705760), (420, 49257024), (448, 46178460), (476, 43462080), (480, 43099896), (504, 41047520), (510, 40564608), (544, 38029320), (560, 36942768), (576, 35916580), (595, 34769664), (612, 33803840), (630, 32838016), (640, 32324922), (672, 30785640), (680, 30423456), (714, 28974720), (720, 28733264), (765, 27043072), (768, 26937435), (816, 25352880), (840, 24628512), (896, 23089230), (952, 21731040), (960, 21549948), (1008, 20523760), (1020, 20282304), (1071, 19316480), (1088, 19014660), (1120, 18471384), (1152, 17958290), (1190, 17384832), (1224, 16901920), (1260, 16419008), (1280, 16162461), (1344, 15392820), (1360, 15211728), (1428, 14487360), (1440, 14366632), (1530, 13521536), (1632, 12676440), (1680, 12314256), (1785, 11589888), (1792, 11544615), (1904, 10865520), (1920, 10774974), (2016, 10261880), (2040, 10141152), (2142, 9658240), (2176, 9507330), (2240, 9235692), (2304, 8979145), (2380, 8692416), (2448, 8450960), (2520, 8209504), (2688, 7696410), (2720, 7605864), (2856, 7243680), (2880, 7183316), (3060, 6760768), (3264, 6338220), (3360, 6157128), (3570, 5794944), (3808, 5432760), (3840, 5387487), (4032, 5130940), (4080, 5070576), (4284, 4829120), (4352, 4753665), (4480, 4617846), (4760, 4346208), (4896, 4225480), (5040, 4104752), (5355, 3863296), (5376, 3848205), (5440, 3802932), (5712, 3621840), (5760, 3591658), (6120, 3380384), (6528, 3169110), (6720, 3078564), (7140, 2897472), (7616, 2716380), (8064, 2565470), (8160, 2535288), (8568, 2414560), (8960, 2308923), (9520, 2173104), (9792, 2112740), (10080, 2052376), (10710, 1931648), (10880, 1901466), (11424, 1810920), (11520, 1795829), (12240, 1690192), (13056, 1584555), (13440, 1539282), (14280, 1448736), (15091, 1370880), (15232, 1358190), (16128, 1282735), (16320, 1267644), (17136, 1207280), (19040, 1086552), (19584, 1056370), (20160, 1026188), (21420, 965824), (21760, 950733), (22848, 905460), (24480, 845096), (26880, 769641), (28560, 724368), (30182, 685440), (30464, 679095), (32640, 633822), (34272, 603640), (38080, 543276), (39168, 528185), (40320, 513094), (42840, 482912), (45273, 456960), (45696, 452730), (48960, 422548), (57120, 362184), (60364, 342720), (65280, 316911), (68544, 301820), (75455, 274176), (76160, 271638), (80640, 256547), (85680, 241456), (90546, 228480), (91392, 226365), (97920, 211274), (105637, 195840), (114240, 181092), (120728, 171360), (135819, 152320), (137088, 150910)]