20804532480

素因数分解:

$2^8\times 3^5\times 5^1\times {\mathrm{211}}^1\times {\mathrm{317}}^1$

素因数の和:564

約数の個数: 432

約数和(自身を含む): 75237873984

約数和(自身を除く): 54433341504

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, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 211, 216, 240, 243, 256, 270, 288, 317, 320, 324, 360, 384, 405, 422, 432, 480, 486, 540, 576, 633, 634, 640, 648, 720, 768, 810, 844, 864, 951, 960, 972, 1055, 1080, 1152, 1215, 1266, 1268, 1280, 1296, 1440, 1585, 1620, 1688, 1728, 1899, 1902, 1920, 1944, 2110, 2160, 2304, 2430, 2532, 2536, 2592, 2853, 2880, 3165, 3170, 3240, 3376, 3456, 3798, 3804, 3840, 3888, 4220, 4320, 4755, 4860, 5064, 5072, 5184, 5697, 5706, 5760, 6330, 6340, 6480, 6752, 6912, 7596, 7608, 7776, 8440, 8559, 8640, 9495, 9510, 9720, 10128, 10144, 10368, 11394, 11412, 11520, 12660, 12680, 12960, 13504, 14265, 15192, 15216, 15552, 16880, 17091, 17118, 17280, 18990, 19020, 19440, 20256, 20288, 20736, 22788, 22824, 25320, 25360, 25677, 25920, 27008, 28485, 28530, 30384, 30432, 31104, 33760, 34182, 34236, 34560, 37980, 38040, 38880, 40512, 40576, 42795, 45576, 45648, 50640, 50720, 51273, 51354, 51840, 54016, 56970, 57060, 60768, 60864, 62208, 66887, 67520, 68364, 68472, 75960, 76080, 77031, 77760, 81024, 81152, 85455, 85590, 91152, 91296, 101280, 101440, 102546, 102708, 103680, 113940, 114120, 121536, 121728, 128385, 133774, 135040, 136728, 136944, 151920, 152160, 154062, 155520, 162048, 170910, 171180, 182304, 182592, 200661, 202560, 202880, 205092, 205416, 227880, 228240, 243072, 243456, 256365, 256770, 267548, 270080, 273456, 273888, 303840, 304320, 308124, 311040, 334435, 341820, 342360, 364608, 365184, 385155, 401322, 405120, 405760, 410184, 410832, 455760, 456480, 486144, 512730, 513540, 535096, 546912, 547776, 601983, 607680, 608640, 616248, 668870, 683640, 684720, 729216, 730368, 770310, 802644, 810240, 820368, 821664, 911520, 912960, 1003305, 1025460, 1027080, 1070192, 1093824, 1095552, 1203966, 1215360, 1217280, 1232496, 1337740, 1367280, 1369440, 1458432, 1540620, 1605288, 1640736, 1643328, 1805949, 1823040, 1825920, 2006610, 2050920, 2054160, 2140384, 2187648, 2191104, 2407932, 2430720, 2464992, 2675480, 2734560, 2738880, 3009915, 3081240, 3210576, 3281472, 3286656, 3611898, 3646080, 3651840, 4013220, 4101840, 4108320, 4280768, 4375296, 4815864, 4929984, 5350960, 5417847, 5469120, 5477760, 6019830, 6162480, 6421152, 6562944, 6573312, 7223796, 7292160, 8026440, 8203680, 8216640, 8561536, 9029745, 9631728, 9859968, 10701920, 10835694, 10938240, 10955520, 12039660, 12324960, 12842304, 13125888, 14447592, 16052880, 16253541, 16407360, 16433280, 17123072, 18059490, 19263456, 19719936, 21403840, 21671388, 21876480, 24079320, 24649920, 25684608, 27089235, 28895184, 32105760, 32507082, 32814720, 32866560, 36118980, 38526912, 42807680, 43342776, 48158640, 49299840, 51369216, 54178470, 57790368, 64211520, 65014164, 65629440, 72237960, 77053824, 81267705, 85615360, 86685552, 96317280, 98599680, 108356940, 115580736, 128423040, 130028328, 144475920, 154107648, 162535410, 173371104, 192634560, 216713880, 231161472, 256846080, 260056656, 288951840, 325070820, 346742208, 385269120, 433427760, 462322944, 520113312, 577903680, 650141640, 693484416, 770538240, 866855520, 1040226624, 1155807360, 1300283280, 1386968832, 1733711040, 2080453248, 2311614720, 2600566560, 3467422080, 4160906496, 5201133120, 6934844160, 10402266240, 20804532480]

約数ペア:

[(1, 20804532480), (2, 10402266240), (3, 6934844160), (4, 5201133120), (5, 4160906496), (6, 3467422080), (8, 2600566560), (9, 2311614720), (10, 2080453248), (12, 1733711040), (15, 1386968832), (16, 1300283280), (18, 1155807360), (20, 1040226624), (24, 866855520), (27, 770538240), (30, 693484416), (32, 650141640), (36, 577903680), (40, 520113312), (45, 462322944), (48, 433427760), (54, 385269120), (60, 346742208), (64, 325070820), (72, 288951840), (80, 260056656), (81, 256846080), (90, 231161472), (96, 216713880), (108, 192634560), (120, 173371104), (128, 162535410), (135, 154107648), (144, 144475920), (160, 130028328), (162, 128423040), (180, 115580736), (192, 108356940), (211, 98599680), (216, 96317280), (240, 86685552), (243, 85615360), (256, 81267705), (270, 77053824), (288, 72237960), (317, 65629440), (320, 65014164), (324, 64211520), (360, 57790368), (384, 54178470), (405, 51369216), (422, 49299840), (432, 48158640), (480, 43342776), (486, 42807680), (540, 38526912), (576, 36118980), (633, 32866560), (634, 32814720), (640, 32507082), (648, 32105760), (720, 28895184), (768, 27089235), (810, 25684608), (844, 24649920), (864, 24079320), (951, 21876480), (960, 21671388), (972, 21403840), (1055, 19719936), (1080, 19263456), (1152, 18059490), (1215, 17123072), (1266, 16433280), (1268, 16407360), (1280, 16253541), (1296, 16052880), (1440, 14447592), (1585, 13125888), (1620, 12842304), (1688, 12324960), (1728, 12039660), (1899, 10955520), (1902, 10938240), (1920, 10835694), (1944, 10701920), (2110, 9859968), (2160, 9631728), (2304, 9029745), (2430, 8561536), (2532, 8216640), (2536, 8203680), (2592, 8026440), (2853, 7292160), (2880, 7223796), (3165, 6573312), (3170, 6562944), (3240, 6421152), (3376, 6162480), (3456, 6019830), (3798, 5477760), (3804, 5469120), (3840, 5417847), (3888, 5350960), (4220, 4929984), (4320, 4815864), (4755, 4375296), (4860, 4280768), (5064, 4108320), (5072, 4101840), (5184, 4013220), (5697, 3651840), (5706, 3646080), (5760, 3611898), (6330, 3286656), (6340, 3281472), (6480, 3210576), (6752, 3081240), (6912, 3009915), (7596, 2738880), (7608, 2734560), (7776, 2675480), (8440, 2464992), (8559, 2430720), (8640, 2407932), (9495, 2191104), (9510, 2187648), (9720, 2140384), (10128, 2054160), (10144, 2050920), (10368, 2006610), (11394, 1825920), (11412, 1823040), (11520, 1805949), (12660, 1643328), (12680, 1640736), (12960, 1605288), (13504, 1540620), (14265, 1458432), (15192, 1369440), (15216, 1367280), (15552, 1337740), (16880, 1232496), (17091, 1217280), (17118, 1215360), (17280, 1203966), (18990, 1095552), (19020, 1093824), (19440, 1070192), (20256, 1027080), (20288, 1025460), (20736, 1003305), (22788, 912960), (22824, 911520), (25320, 821664), (25360, 820368), (25677, 810240), (25920, 802644), (27008, 770310), (28485, 730368), (28530, 729216), (30384, 684720), (30432, 683640), (31104, 668870), (33760, 616248), (34182, 608640), (34236, 607680), (34560, 601983), (37980, 547776), (38040, 546912), (38880, 535096), (40512, 513540), (40576, 512730), (42795, 486144), (45576, 456480), (45648, 455760), (50640, 410832), (50720, 410184), (51273, 405760), (51354, 405120), (51840, 401322), (54016, 385155), (56970, 365184), (57060, 364608), (60768, 342360), (60864, 341820), (62208, 334435), (66887, 311040), (67520, 308124), (68364, 304320), (68472, 303840), (75960, 273888), (76080, 273456), (77031, 270080), (77760, 267548), (81024, 256770), (81152, 256365), (85455, 243456), (85590, 243072), (91152, 228240), (91296, 227880), (101280, 205416), (101440, 205092), (102546, 202880), (102708, 202560), (103680, 200661), (113940, 182592), (114120, 182304), (121536, 171180), (121728, 170910), (128385, 162048), (133774, 155520), (135040, 154062), (136728, 152160), (136944, 151920)]