20657029120

素因数分解:

$2^{14}\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:233

約数の個数: 480

約数和(自身を含む): 65001339648

約数和(自身を除く): 44344310528

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 32, 34, 35, 40, 52, 56, 64, 65, 68, 70, 80, 85, 91, 104, 112, 119, 128, 130, 136, 140, 160, 163, 170, 182, 208, 221, 224, 238, 256, 260, 272, 280, 320, 326, 340, 364, 416, 442, 448, 455, 476, 512, 520, 544, 560, 595, 640, 652, 680, 728, 815, 832, 884, 896, 910, 952, 1024, 1040, 1088, 1105, 1120, 1141, 1190, 1280, 1304, 1360, 1456, 1547, 1630, 1664, 1768, 1792, 1820, 1904, 2048, 2080, 2119, 2176, 2210, 2240, 2282, 2380, 2560, 2608, 2720, 2771, 2912, 3094, 3260, 3328, 3536, 3584, 3640, 3808, 4096, 4160, 4238, 4352, 4420, 4480, 4564, 4760, 5120, 5216, 5440, 5542, 5705, 5824, 6188, 6520, 6656, 7072, 7168, 7280, 7616, 7735, 8192, 8320, 8476, 8704, 8840, 8960, 9128, 9520, 10240, 10432, 10595, 10880, 11084, 11410, 11648, 12376, 13040, 13312, 13855, 14144, 14336, 14560, 14833, 15232, 15470, 16384, 16640, 16952, 17408, 17680, 17920, 18256, 19040, 19397, 20480, 20864, 21190, 21760, 22168, 22820, 23296, 24752, 26080, 26624, 27710, 28288, 28672, 29120, 29666, 30464, 30940, 33280, 33904, 34816, 35360, 35840, 36023, 36512, 38080, 38794, 40960, 41728, 42380, 43520, 44336, 45640, 46592, 49504, 52160, 53248, 55420, 56576, 57344, 58240, 59332, 60928, 61880, 66560, 67808, 69632, 70720, 71680, 72046, 73024, 74165, 76160, 77588, 81920, 83456, 84760, 87040, 88672, 91280, 93184, 96985, 99008, 104320, 106496, 110840, 113152, 114688, 116480, 118664, 121856, 123760, 133120, 135616, 139264, 141440, 143360, 144092, 146048, 148330, 152320, 155176, 166912, 169520, 174080, 177344, 180115, 182560, 186368, 193970, 198016, 208640, 212992, 221680, 226304, 232960, 237328, 243712, 247520, 252161, 266240, 271232, 278528, 282880, 286720, 288184, 292096, 296660, 304640, 310352, 333824, 339040, 348160, 354688, 360230, 365120, 372736, 387940, 396032, 417280, 443360, 452608, 465920, 474656, 487424, 495040, 504322, 532480, 542464, 565760, 573440, 576368, 584192, 593320, 609280, 620704, 667648, 678080, 696320, 709376, 720460, 730240, 745472, 775880, 792064, 834560, 886720, 905216, 931840, 949312, 974848, 990080, 1008644, 1064960, 1084928, 1131520, 1152736, 1168384, 1186640, 1218560, 1241408, 1260805, 1335296, 1356160, 1392640, 1418752, 1440920, 1460480, 1490944, 1551760, 1584128, 1669120, 1773440, 1810432, 1863680, 1898624, 1949696, 1980160, 2017288, 2169856, 2263040, 2305472, 2336768, 2373280, 2437120, 2482816, 2521610, 2670592, 2712320, 2837504, 2881840, 2920960, 3103520, 3168256, 3338240, 3546880, 3620864, 3727360, 3797248, 3960320, 4034576, 4339712, 4526080, 4610944, 4673536, 4746560, 4874240, 4965632, 5043220, 5424640, 5675008, 5763680, 5841920, 6207040, 6336512, 6676480, 7093760, 7454720, 7594496, 7920640, 8069152, 8679424, 9052160, 9221888, 9347072, 9493120, 9748480, 9931264, 10086440, 10849280, 11350016, 11527360, 11683840, 12414080, 12673024, 13352960, 14187520, 15188992, 15841280, 16138304, 17358848, 18104320, 18443776, 18694144, 18986240, 19862528, 20172880, 21698560, 22700032, 23054720, 23367680, 24828160, 25346048, 28375040, 30377984, 31682560, 32276608, 34717696, 36887552, 37972480, 39725056, 40345760, 43397120, 45400064, 46109440, 46735360, 49656320, 56750080, 60755968, 63365120, 64553216, 73775104, 75944960, 79450112, 80691520, 86794240, 92218880, 93470720, 99312640, 113500160, 121511936, 126730240, 129106432, 147550208, 151889920, 158900224, 161383040, 173588480, 184437760, 198625280, 227000320, 243023872, 258212864, 295100416, 303779840, 317800448, 322766080, 368875520, 397250560, 516425728, 590200832, 607559680, 645532160, 737751040, 794501120, 1032851456, 1215119360, 1291064320, 1475502080, 1589002240, 2065702912, 2582128640, 2951004160, 4131405824, 5164257280, 10328514560, 20657029120]

約数ペア:

[(1, 20657029120), (2, 10328514560), (4, 5164257280), (5, 4131405824), (7, 2951004160), (8, 2582128640), (10, 2065702912), (13, 1589002240), (14, 1475502080), (16, 1291064320), (17, 1215119360), (20, 1032851456), (26, 794501120), (28, 737751040), (32, 645532160), (34, 607559680), (35, 590200832), (40, 516425728), (52, 397250560), (56, 368875520), (64, 322766080), (65, 317800448), (68, 303779840), (70, 295100416), (80, 258212864), (85, 243023872), (91, 227000320), (104, 198625280), (112, 184437760), (119, 173588480), (128, 161383040), (130, 158900224), (136, 151889920), (140, 147550208), (160, 129106432), (163, 126730240), (170, 121511936), (182, 113500160), (208, 99312640), (221, 93470720), (224, 92218880), (238, 86794240), (256, 80691520), (260, 79450112), (272, 75944960), (280, 73775104), (320, 64553216), (326, 63365120), (340, 60755968), (364, 56750080), (416, 49656320), (442, 46735360), (448, 46109440), (455, 45400064), (476, 43397120), (512, 40345760), (520, 39725056), (544, 37972480), (560, 36887552), (595, 34717696), (640, 32276608), (652, 31682560), (680, 30377984), (728, 28375040), (815, 25346048), (832, 24828160), (884, 23367680), (896, 23054720), (910, 22700032), (952, 21698560), (1024, 20172880), (1040, 19862528), (1088, 18986240), (1105, 18694144), (1120, 18443776), (1141, 18104320), (1190, 17358848), (1280, 16138304), (1304, 15841280), (1360, 15188992), (1456, 14187520), (1547, 13352960), (1630, 12673024), (1664, 12414080), (1768, 11683840), (1792, 11527360), (1820, 11350016), (1904, 10849280), (2048, 10086440), (2080, 9931264), (2119, 9748480), (2176, 9493120), (2210, 9347072), (2240, 9221888), (2282, 9052160), (2380, 8679424), (2560, 8069152), (2608, 7920640), (2720, 7594496), (2771, 7454720), (2912, 7093760), (3094, 6676480), (3260, 6336512), (3328, 6207040), (3536, 5841920), (3584, 5763680), (3640, 5675008), (3808, 5424640), (4096, 5043220), (4160, 4965632), (4238, 4874240), (4352, 4746560), (4420, 4673536), (4480, 4610944), (4564, 4526080), (4760, 4339712), (5120, 4034576), (5216, 3960320), (5440, 3797248), (5542, 3727360), (5705, 3620864), (5824, 3546880), (6188, 3338240), (6520, 3168256), (6656, 3103520), (7072, 2920960), (7168, 2881840), (7280, 2837504), (7616, 2712320), (7735, 2670592), (8192, 2521610), (8320, 2482816), (8476, 2437120), (8704, 2373280), (8840, 2336768), (8960, 2305472), (9128, 2263040), (9520, 2169856), (10240, 2017288), (10432, 1980160), (10595, 1949696), (10880, 1898624), (11084, 1863680), (11410, 1810432), (11648, 1773440), (12376, 1669120), (13040, 1584128), (13312, 1551760), (13855, 1490944), (14144, 1460480), (14336, 1440920), (14560, 1418752), (14833, 1392640), (15232, 1356160), (15470, 1335296), (16384, 1260805), (16640, 1241408), (16952, 1218560), (17408, 1186640), (17680, 1168384), (17920, 1152736), (18256, 1131520), (19040, 1084928), (19397, 1064960), (20480, 1008644), (20864, 990080), (21190, 974848), (21760, 949312), (22168, 931840), (22820, 905216), (23296, 886720), (24752, 834560), (26080, 792064), (26624, 775880), (27710, 745472), (28288, 730240), (28672, 720460), (29120, 709376), (29666, 696320), (30464, 678080), (30940, 667648), (33280, 620704), (33904, 609280), (34816, 593320), (35360, 584192), (35840, 576368), (36023, 573440), (36512, 565760), (38080, 542464), (38794, 532480), (40960, 504322), (41728, 495040), (42380, 487424), (43520, 474656), (44336, 465920), (45640, 452608), (46592, 443360), (49504, 417280), (52160, 396032), (53248, 387940), (55420, 372736), (56576, 365120), (57344, 360230), (58240, 354688), (59332, 348160), (60928, 339040), (61880, 333824), (66560, 310352), (67808, 304640), (69632, 296660), (70720, 292096), (71680, 288184), (72046, 286720), (73024, 282880), (74165, 278528), (76160, 271232), (77588, 266240), (81920, 252161), (83456, 247520), (84760, 243712), (87040, 237328), (88672, 232960), (91280, 226304), (93184, 221680), (96985, 212992), (99008, 208640), (104320, 198016), (106496, 193970), (110840, 186368), (113152, 182560), (114688, 180115), (116480, 177344), (118664, 174080), (121856, 169520), (123760, 166912), (133120, 155176), (135616, 152320), (139264, 148330), (141440, 146048), (143360, 144092)]