20870161920

素因数分解:

$2^9\times 3^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:305

約数の個数: 560

約数和(自身を含む): 76802731632

約数和(自身を除く): 55932569712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 53, 54, 60, 64, 72, 80, 81, 90, 96, 106, 108, 120, 128, 135, 144, 159, 160, 162, 180, 192, 211, 212, 216, 240, 243, 256, 265, 270, 288, 318, 320, 324, 360, 384, 405, 422, 424, 432, 477, 480, 486, 512, 530, 540, 576, 633, 636, 640, 648, 720, 729, 768, 795, 810, 844, 848, 864, 954, 960, 972, 1055, 1060, 1080, 1152, 1215, 1266, 1272, 1280, 1296, 1431, 1440, 1458, 1536, 1590, 1620, 1688, 1696, 1728, 1899, 1908, 1920, 1944, 2110, 2120, 2160, 2304, 2385, 2430, 2532, 2544, 2560, 2592, 2862, 2880, 2916, 3165, 3180, 3240, 3376, 3392, 3456, 3645, 3798, 3816, 3840, 3888, 4220, 4240, 4293, 4320, 4608, 4770, 4860, 5064, 5088, 5184, 5697, 5724, 5760, 5832, 6330, 6360, 6480, 6752, 6784, 6912, 7155, 7290, 7596, 7632, 7680, 7776, 8440, 8480, 8586, 8640, 9495, 9540, 9720, 10128, 10176, 10368, 11183, 11394, 11448, 11520, 11664, 12660, 12720, 12879, 12960, 13504, 13568, 13824, 14310, 14580, 15192, 15264, 15552, 16880, 16960, 17091, 17172, 17280, 18990, 19080, 19440, 20256, 20352, 20736, 21465, 22366, 22788, 22896, 23040, 23328, 25320, 25440, 25758, 25920, 27008, 27136, 28485, 28620, 29160, 30384, 30528, 31104, 33549, 33760, 33920, 34182, 34344, 34560, 37980, 38160, 38637, 38880, 40512, 40704, 41472, 42930, 44732, 45576, 45792, 46656, 50640, 50880, 51273, 51516, 51840, 54016, 55915, 56970, 57240, 58320, 60768, 61056, 62208, 64395, 67098, 67520, 67840, 68364, 68688, 69120, 75960, 76320, 77274, 77760, 81024, 81408, 85455, 85860, 89464, 91152, 91584, 93312, 100647, 101280, 101760, 102546, 103032, 103680, 108032, 111830, 113940, 114480, 116640, 121536, 122112, 124416, 128790, 134196, 135040, 135680, 136728, 137376, 151920, 152640, 153819, 154548, 155520, 162048, 167745, 170910, 171720, 178928, 182304, 183168, 186624, 193185, 201294, 202560, 203520, 205092, 206064, 207360, 223660, 227880, 228960, 233280, 243072, 244224, 256365, 257580, 268392, 270080, 273456, 274752, 301941, 303840, 305280, 307638, 309096, 311040, 324096, 335490, 341820, 343440, 357856, 364608, 366336, 373248, 386370, 402588, 405120, 407040, 410184, 412128, 447320, 455760, 457920, 466560, 486144, 503235, 512730, 515160, 536784, 540160, 546912, 549504, 603882, 607680, 610560, 615276, 618192, 622080, 670980, 683640, 686880, 715712, 729216, 732672, 769095, 772740, 805176, 810240, 820368, 824256, 894640, 905823, 911520, 915840, 933120, 972288, 1006470, 1025460, 1030320, 1073568, 1093824, 1099008, 1207764, 1215360, 1221120, 1230552, 1236384, 1341960, 1367280, 1373760, 1431424, 1458432, 1509705, 1538190, 1545480, 1610352, 1620480, 1640736, 1648512, 1789280, 1811646, 1823040, 1831680, 1866240, 2012940, 2050920, 2060640, 2147136, 2187648, 2198016, 2415528, 2430720, 2461104, 2472768, 2683920, 2717469, 2734560, 2747520, 2862848, 2916864, 3019410, 3076380, 3090960, 3220704, 3281472, 3297024, 3578560, 3623292, 3646080, 3663360, 4025880, 4101840, 4121280, 4294272, 4375296, 4529115, 4831056, 4861440, 4922208, 4945536, 5367840, 5434938, 5469120, 5495040, 5725696, 6038820, 6152760, 6181920, 6441408, 6562944, 6594048, 7157120, 7246584, 7292160, 8051760, 8152407, 8203680, 8242560, 8588544, 8750592, 9058230, 9662112, 9844416, 9891072, 10735680, 10869876, 10938240, 10990080, 12077640, 12305520, 12363840, 12882816, 13125888, 13587345, 14314240, 14493168, 14584320, 16103520, 16304814, 16407360, 16485120, 17177088, 18116460, 19324224, 19688832, 19782144, 21471360, 21739752, 21876480, 24155280, 24611040, 24727680, 25765632, 26251776, 27174690, 28628480, 28986336, 32207040, 32609628, 32814720, 32970240, 36232920, 38648448, 39377664, 40762035, 42942720, 43479504, 43752960, 48310560, 49222080, 49455360, 51531264, 54349380, 57972672, 64414080, 65219256, 65629440, 72465840, 77296896, 78755328, 81524070, 85885440, 86959008, 96621120, 98444160, 98910720, 108698760, 115945344, 128828160, 130438512, 131258880, 144931680, 154593792, 163048140, 173918016, 193242240, 196888320, 217397520, 231890688, 257656320, 260877024, 289863360, 326096280, 347836032, 386484480, 393776640, 434795040, 463781376, 521754048, 579726720, 652192560, 695672064, 772968960, 869590080, 1043508096, 1159453440, 1304385120, 1391344128, 1739180160, 2087016192, 2318906880, 2608770240, 3478360320, 4174032384, 5217540480, 6956720640, 10435080960, 20870161920]

約数ペア:

[(1, 20870161920), (2, 10435080960), (3, 6956720640), (4, 5217540480), (5, 4174032384), (6, 3478360320), (8, 2608770240), (9, 2318906880), (10, 2087016192), (12, 1739180160), (15, 1391344128), (16, 1304385120), (18, 1159453440), (20, 1043508096), (24, 869590080), (27, 772968960), (30, 695672064), (32, 652192560), (36, 579726720), (40, 521754048), (45, 463781376), (48, 434795040), (53, 393776640), (54, 386484480), (60, 347836032), (64, 326096280), (72, 289863360), (80, 260877024), (81, 257656320), (90, 231890688), (96, 217397520), (106, 196888320), (108, 193242240), (120, 173918016), (128, 163048140), (135, 154593792), (144, 144931680), (159, 131258880), (160, 130438512), (162, 128828160), (180, 115945344), (192, 108698760), (211, 98910720), (212, 98444160), (216, 96621120), (240, 86959008), (243, 85885440), (256, 81524070), (265, 78755328), (270, 77296896), (288, 72465840), (318, 65629440), (320, 65219256), (324, 64414080), (360, 57972672), (384, 54349380), (405, 51531264), (422, 49455360), (424, 49222080), (432, 48310560), (477, 43752960), (480, 43479504), (486, 42942720), (512, 40762035), (530, 39377664), (540, 38648448), (576, 36232920), (633, 32970240), (636, 32814720), (640, 32609628), (648, 32207040), (720, 28986336), (729, 28628480), (768, 27174690), (795, 26251776), (810, 25765632), (844, 24727680), (848, 24611040), (864, 24155280), (954, 21876480), (960, 21739752), (972, 21471360), (1055, 19782144), (1060, 19688832), (1080, 19324224), (1152, 18116460), (1215, 17177088), (1266, 16485120), (1272, 16407360), (1280, 16304814), (1296, 16103520), (1431, 14584320), (1440, 14493168), (1458, 14314240), (1536, 13587345), (1590, 13125888), (1620, 12882816), (1688, 12363840), (1696, 12305520), (1728, 12077640), (1899, 10990080), (1908, 10938240), (1920, 10869876), (1944, 10735680), (2110, 9891072), (2120, 9844416), (2160, 9662112), (2304, 9058230), (2385, 8750592), (2430, 8588544), (2532, 8242560), (2544, 8203680), (2560, 8152407), (2592, 8051760), (2862, 7292160), (2880, 7246584), (2916, 7157120), (3165, 6594048), (3180, 6562944), (3240, 6441408), (3376, 6181920), (3392, 6152760), (3456, 6038820), (3645, 5725696), (3798, 5495040), (3816, 5469120), (3840, 5434938), (3888, 5367840), (4220, 4945536), (4240, 4922208), (4293, 4861440), (4320, 4831056), (4608, 4529115), (4770, 4375296), (4860, 4294272), (5064, 4121280), (5088, 4101840), (5184, 4025880), (5697, 3663360), (5724, 3646080), (5760, 3623292), (5832, 3578560), (6330, 3297024), (6360, 3281472), (6480, 3220704), (6752, 3090960), (6784, 3076380), (6912, 3019410), (7155, 2916864), (7290, 2862848), (7596, 2747520), (7632, 2734560), (7680, 2717469), (7776, 2683920), (8440, 2472768), (8480, 2461104), (8586, 2430720), (8640, 2415528), (9495, 2198016), (9540, 2187648), (9720, 2147136), (10128, 2060640), (10176, 2050920), (10368, 2012940), (11183, 1866240), (11394, 1831680), (11448, 1823040), (11520, 1811646), (11664, 1789280), (12660, 1648512), (12720, 1640736), (12879, 1620480), (12960, 1610352), (13504, 1545480), (13568, 1538190), (13824, 1509705), (14310, 1458432), (14580, 1431424), (15192, 1373760), (15264, 1367280), (15552, 1341960), (16880, 1236384), (16960, 1230552), (17091, 1221120), (17172, 1215360), (17280, 1207764), (18990, 1099008), (19080, 1093824), (19440, 1073568), (20256, 1030320), (20352, 1025460), (20736, 1006470), (21465, 972288), (22366, 933120), (22788, 915840), (22896, 911520), (23040, 905823), (23328, 894640), (25320, 824256), (25440, 820368), (25758, 810240), (25920, 805176), (27008, 772740), (27136, 769095), (28485, 732672), (28620, 729216), (29160, 715712), (30384, 686880), (30528, 683640), (31104, 670980), (33549, 622080), (33760, 618192), (33920, 615276), (34182, 610560), (34344, 607680), (34560, 603882), (37980, 549504), (38160, 546912), (38637, 540160), (38880, 536784), (40512, 515160), (40704, 512730), (41472, 503235), (42930, 486144), (44732, 466560), (45576, 457920), (45792, 455760), (46656, 447320), (50640, 412128), (50880, 410184), (51273, 407040), (51516, 405120), (51840, 402588), (54016, 386370), (55915, 373248), (56970, 366336), (57240, 364608), (58320, 357856), (60768, 343440), (61056, 341820), (62208, 335490), (64395, 324096), (67098, 311040), (67520, 309096), (67840, 307638), (68364, 305280), (68688, 303840), (69120, 301941), (75960, 274752), (76320, 273456), (77274, 270080), (77760, 268392), (81024, 257580), (81408, 256365), (85455, 244224), (85860, 243072), (89464, 233280), (91152, 228960), (91584, 227880), (93312, 223660), (100647, 207360), (101280, 206064), (101760, 205092), (102546, 203520), (103032, 202560), (103680, 201294), (108032, 193185), (111830, 186624), (113940, 183168), (114480, 182304), (116640, 178928), (121536, 171720), (122112, 170910), (124416, 167745), (128790, 162048), (134196, 155520), (135040, 154548), (135680, 153819), (136728, 152640), (137376, 151920)]