20451298560

素因数分解:

$2^8\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:331

約数の個数: 864

約数和(自身を含む): 85261486464

約数和(自身を除く): 64810187904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 41, 42, 44, 48, 49, 55, 56, 60, 64, 66, 70, 77, 80, 82, 84, 88, 96, 98, 105, 110, 112, 120, 123, 128, 132, 140, 147, 154, 160, 164, 165, 168, 176, 192, 196, 205, 210, 220, 224, 231, 240, 241, 245, 246, 256, 264, 280, 287, 294, 308, 320, 328, 330, 336, 352, 384, 385, 392, 410, 420, 440, 448, 451, 462, 480, 482, 490, 492, 528, 539, 560, 574, 588, 615, 616, 640, 656, 660, 672, 704, 723, 735, 768, 770, 784, 820, 840, 861, 880, 896, 902, 924, 960, 964, 980, 984, 1056, 1078, 1120, 1148, 1155, 1176, 1205, 1230, 1232, 1280, 1312, 1320, 1344, 1353, 1408, 1435, 1446, 1470, 1540, 1568, 1617, 1640, 1680, 1687, 1722, 1760, 1792, 1804, 1848, 1920, 1928, 1960, 1968, 2009, 2112, 2156, 2240, 2255, 2296, 2310, 2352, 2410, 2460, 2464, 2624, 2640, 2651, 2688, 2695, 2706, 2816, 2870, 2892, 2940, 3080, 3136, 3157, 3234, 3280, 3360, 3374, 3444, 3520, 3608, 3615, 3696, 3840, 3856, 3920, 3936, 4018, 4224, 4305, 4312, 4480, 4510, 4592, 4620, 4704, 4820, 4920, 4928, 5061, 5248, 5280, 5302, 5376, 5390, 5412, 5740, 5784, 5880, 6027, 6160, 6272, 6314, 6468, 6560, 6720, 6748, 6765, 6888, 7040, 7216, 7230, 7392, 7712, 7840, 7872, 7953, 8036, 8085, 8435, 8448, 8610, 8624, 8960, 9020, 9184, 9240, 9408, 9471, 9640, 9840, 9856, 9881, 10045, 10122, 10496, 10560, 10604, 10780, 10824, 11480, 11568, 11760, 11809, 12054, 12320, 12544, 12628, 12936, 13120, 13255, 13440, 13496, 13530, 13776, 14080, 14432, 14460, 14784, 15424, 15680, 15744, 15785, 15906, 16072, 16170, 16870, 17220, 17248, 18040, 18368, 18480, 18557, 18816, 18942, 19280, 19680, 19712, 19762, 20090, 20244, 21120, 21208, 21560, 21648, 22099, 22960, 23136, 23520, 23618, 24108, 24640, 25256, 25305, 25872, 26240, 26510, 26880, 26992, 27060, 27552, 28864, 28920, 29568, 29643, 30135, 30848, 31360, 31488, 31570, 31812, 32144, 32340, 33740, 34440, 34496, 35427, 36080, 36736, 36960, 37114, 37632, 37884, 38560, 39360, 39524, 39765, 40180, 40488, 42240, 42416, 43120, 43296, 44198, 45920, 46272, 47040, 47236, 47355, 48216, 49280, 49405, 50512, 50610, 51744, 52480, 53020, 53984, 54120, 55104, 55671, 57728, 57840, 59045, 59136, 59286, 60270, 61696, 62720, 63140, 63624, 64288, 64680, 66297, 67480, 68880, 68992, 69167, 70854, 72160, 73472, 73920, 74228, 75768, 77120, 78720, 79048, 79530, 80360, 80976, 84832, 86240, 86592, 88396, 91840, 92544, 92785, 94080, 94472, 94710, 96432, 98560, 98810, 101024, 101220, 103488, 106040, 107968, 108240, 108691, 110208, 110495, 111342, 115456, 115680, 118090, 118572, 120540, 126280, 127248, 128576, 129360, 129899, 132594, 134960, 137760, 137984, 138334, 141708, 144320, 147840, 148215, 148456, 151536, 154240, 157440, 158096, 159060, 160720, 161952, 169664, 172480, 173184, 176792, 177135, 183680, 185088, 185570, 188160, 188944, 189420, 192864, 197620, 202048, 202440, 206976, 207501, 212080, 215936, 216480, 217382, 220416, 220990, 222684, 231360, 236180, 237144, 241080, 252560, 254496, 257152, 258720, 259798, 265188, 269920, 275520, 276668, 278355, 283416, 288640, 295680, 296430, 296912, 303072, 308480, 316192, 318120, 321440, 323904, 326073, 331485, 339328, 344960, 345835, 346368, 353584, 354270, 367360, 371140, 377888, 378840, 385728, 389697, 395240, 404096, 404880, 413952, 415002, 424160, 431872, 432960, 434764, 441980, 445368, 462720, 472360, 474288, 482160, 484169, 505120, 508992, 514304, 517440, 519596, 530376, 539840, 543455, 551040, 553336, 556710, 566832, 577280, 592860, 593824, 606144, 632384, 636240, 642880, 647808, 649495, 652146, 662970, 678656, 689920, 691670, 707168, 708540, 742280, 755776, 757680, 760837, 771456, 779394, 790480, 808192, 809760, 830004, 848320, 865920, 869528, 883960, 890736, 925440, 944720, 948576, 964320, 968338, 1010240, 1017984, 1034880, 1037505, 1039192, 1060752, 1079680, 1086910, 1102080, 1106672, 1113420, 1133664, 1185720, 1187648, 1212288, 1264768, 1272480, 1285760, 1295616, 1298990, 1304292, 1325940, 1383340, 1414336, 1417080, 1452507, 1484560, 1511552, 1515360, 1521674, 1542912, 1558788, 1580960, 1619520, 1630365, 1660008, 1696640, 1731840, 1739056, 1767920, 1781472, 1889440, 1897152, 1928640, 1936676, 1948485, 2020480, 2035968, 2069760, 2075010, 2078384, 2121504, 2159360, 2173820, 2213344, 2226840, 2267328, 2282511, 2371440, 2375296, 2420845, 2424576, 2529536, 2544960, 2571520, 2597980, 2608584, 2651880, 2766680, 2828672, 2834160, 2905014, 2969120, 3023104, 3030720, 3043348, 3117576, 3161920, 3239040, 3260730, 3320016, 3393280, 3478112, 3535840, 3562944, 3778880, 3794304, 3804185, 3857280, 3873352, 3896970, 4040960, 4150020, 4156768, 4243008, 4347640, 4426688, 4453680, 4534656, 4565022, 4742880, 4750592, 4841690, 5089920, 5195960, 5217168, 5303760, 5325859, 5533360, 5657344, 5668320, 5810028, 5938240, 6061440, 6086696, 6235152, 6323840, 6478080, 6521460, 6640032, 6956224, 7071680, 7125888, 7262535, 7557760, 7588608, 7608370, 7714560, 7746704, 7793940, 8300040, 8313536, 8486016, 8695280, 8853376, 8907360, 9069312, 9130044, 9485760, 9683380, 10179840, 10391920, 10434336, 10607520, 10651718, 11066720, 11336640, 11412555, 11620056, 11876480, 12122880, 12173392, 12470304, 12647680, 13042920, 13280064, 13912448, 14143360, 14251776, 14525070, 15115520, 15216740, 15493408, 15587880, 15977577, 16600080, 16627072, 16972032, 17390560, 17706752, 17814720, 18260088, 18971520, 19366760, 20783840, 20868672, 21215040, 21303436, 22133440, 22673280, 22825110, 23240112, 23752960, 24346784, 24940608, 26085840, 26560128, 26629295, 27824896, 28286720, 29050140, 30433480, 30986816, 31175760, 31955154, 33200160, 33254144, 34781120, 35629440, 36520176, 37943040, 38733520, 41567680, 41737344, 42430080, 42606872, 44266880, 45346560, 45650220, 46480224, 48693568, 49881216, 52171680, 53120256, 53258590, 58100280, 60866960, 61973632, 62351520, 63910308, 66400320, 69562240, 71258880, 73040352, 77467040, 79887885, 83135360, 83474688, 84860160, 85213744, 88533760, 91300440, 92960448, 97387136, 99762432, 104343360, 106517180, 116200560, 121733920, 123947264, 124703040, 127820616, 132800640, 139124480, 146080704, 154934080, 159775770, 166270720, 170427488, 182600880, 185920896, 194774272, 208686720, 213034360, 232401120, 243467840, 249406080, 255641232, 265601280, 292161408, 309868160, 319551540, 340854976, 365201760, 371841792, 417373440, 426068720, 464802240, 486935680, 498812160, 511282464, 584322816, 619736320, 639103080, 681709952, 730403520, 852137440, 929604480, 973871360, 1022564928, 1278206160, 1363419904, 1460807040, 1704274880, 1859208960, 2045129856, 2556412320, 2921614080, 3408549760, 4090259712, 5112824640, 6817099520, 10225649280, 20451298560]

約数ペア:

[(1, 20451298560), (2, 10225649280), (3, 6817099520), (4, 5112824640), (5, 4090259712), (6, 3408549760), (7, 2921614080), (8, 2556412320), (10, 2045129856), (11, 1859208960), (12, 1704274880), (14, 1460807040), (15, 1363419904), (16, 1278206160), (20, 1022564928), (21, 973871360), (22, 929604480), (24, 852137440), (28, 730403520), (30, 681709952), (32, 639103080), (33, 619736320), (35, 584322816), (40, 511282464), (41, 498812160), (42, 486935680), (44, 464802240), (48, 426068720), (49, 417373440), (55, 371841792), (56, 365201760), (60, 340854976), (64, 319551540), (66, 309868160), (70, 292161408), (77, 265601280), (80, 255641232), (82, 249406080), (84, 243467840), (88, 232401120), (96, 213034360), (98, 208686720), (105, 194774272), (110, 185920896), (112, 182600880), (120, 170427488), (123, 166270720), (128, 159775770), (132, 154934080), (140, 146080704), (147, 139124480), (154, 132800640), (160, 127820616), (164, 124703040), (165, 123947264), (168, 121733920), (176, 116200560), (192, 106517180), (196, 104343360), (205, 99762432), (210, 97387136), (220, 92960448), (224, 91300440), (231, 88533760), (240, 85213744), (241, 84860160), (245, 83474688), (246, 83135360), (256, 79887885), (264, 77467040), (280, 73040352), (287, 71258880), (294, 69562240), (308, 66400320), (320, 63910308), (328, 62351520), (330, 61973632), (336, 60866960), (352, 58100280), (384, 53258590), (385, 53120256), (392, 52171680), (410, 49881216), (420, 48693568), (440, 46480224), (448, 45650220), (451, 45346560), (462, 44266880), (480, 42606872), (482, 42430080), (490, 41737344), (492, 41567680), (528, 38733520), (539, 37943040), (560, 36520176), (574, 35629440), (588, 34781120), (615, 33254144), (616, 33200160), (640, 31955154), (656, 31175760), (660, 30986816), (672, 30433480), (704, 29050140), (723, 28286720), (735, 27824896), (768, 26629295), (770, 26560128), (784, 26085840), (820, 24940608), (840, 24346784), (861, 23752960), (880, 23240112), (896, 22825110), (902, 22673280), (924, 22133440), (960, 21303436), (964, 21215040), (980, 20868672), (984, 20783840), (1056, 19366760), (1078, 18971520), (1120, 18260088), (1148, 17814720), (1155, 17706752), (1176, 17390560), (1205, 16972032), (1230, 16627072), (1232, 16600080), (1280, 15977577), (1312, 15587880), (1320, 15493408), (1344, 15216740), (1353, 15115520), (1408, 14525070), (1435, 14251776), (1446, 14143360), (1470, 13912448), (1540, 13280064), (1568, 13042920), (1617, 12647680), (1640, 12470304), (1680, 12173392), (1687, 12122880), (1722, 11876480), (1760, 11620056), (1792, 11412555), (1804, 11336640), (1848, 11066720), (1920, 10651718), (1928, 10607520), (1960, 10434336), (1968, 10391920), (2009, 10179840), (2112, 9683380), (2156, 9485760), (2240, 9130044), (2255, 9069312), (2296, 8907360), (2310, 8853376), (2352, 8695280), (2410, 8486016), (2460, 8313536), (2464, 8300040), (2624, 7793940), (2640, 7746704), (2651, 7714560), (2688, 7608370), (2695, 7588608), (2706, 7557760), (2816, 7262535), (2870, 7125888), (2892, 7071680), (2940, 6956224), (3080, 6640032), (3136, 6521460), (3157, 6478080), (3234, 6323840), (3280, 6235152), (3360, 6086696), (3374, 6061440), (3444, 5938240), (3520, 5810028), (3608, 5668320), (3615, 5657344), (3696, 5533360), (3840, 5325859), (3856, 5303760), (3920, 5217168), (3936, 5195960), (4018, 5089920), (4224, 4841690), (4305, 4750592), (4312, 4742880), (4480, 4565022), (4510, 4534656), (4592, 4453680), (4620, 4426688), (4704, 4347640), (4820, 4243008), (4920, 4156768), (4928, 4150020), (5061, 4040960), (5248, 3896970), (5280, 3873352), (5302, 3857280), (5376, 3804185), (5390, 3794304), (5412, 3778880), (5740, 3562944), (5784, 3535840), (5880, 3478112), (6027, 3393280), (6160, 3320016), (6272, 3260730), (6314, 3239040), (6468, 3161920), (6560, 3117576), (6720, 3043348), (6748, 3030720), (6765, 3023104), (6888, 2969120), (7040, 2905014), (7216, 2834160), (7230, 2828672), (7392, 2766680), (7712, 2651880), (7840, 2608584), (7872, 2597980), (7953, 2571520), (8036, 2544960), (8085, 2529536), (8435, 2424576), (8448, 2420845), (8610, 2375296), (8624, 2371440), (8960, 2282511), (9020, 2267328), (9184, 2226840), (9240, 2213344), (9408, 2173820), (9471, 2159360), (9640, 2121504), (9840, 2078384), (9856, 2075010), (9881, 2069760), (10045, 2035968), (10122, 2020480), (10496, 1948485), (10560, 1936676), (10604, 1928640), (10780, 1897152), (10824, 1889440), (11480, 1781472), (11568, 1767920), (11760, 1739056), (11809, 1731840), (12054, 1696640), (12320, 1660008), (12544, 1630365), (12628, 1619520), (12936, 1580960), (13120, 1558788), (13255, 1542912), (13440, 1521674), (13496, 1515360), (13530, 1511552), (13776, 1484560), (14080, 1452507), (14432, 1417080), (14460, 1414336), (14784, 1383340), (15424, 1325940), (15680, 1304292), (15744, 1298990), (15785, 1295616), (15906, 1285760), (16072, 1272480), (16170, 1264768), (16870, 1212288), (17220, 1187648), (17248, 1185720), (18040, 1133664), (18368, 1113420), (18480, 1106672), (18557, 1102080), (18816, 1086910), (18942, 1079680), (19280, 1060752), (19680, 1039192), (19712, 1037505), (19762, 1034880), (20090, 1017984), (20244, 1010240), (21120, 968338), (21208, 964320), (21560, 948576), (21648, 944720), (22099, 925440), (22960, 890736), (23136, 883960), (23520, 869528), (23618, 865920), (24108, 848320), (24640, 830004), (25256, 809760), (25305, 808192), (25872, 790480), (26240, 779394), (26510, 771456), (26880, 760837), (26992, 757680), (27060, 755776), (27552, 742280), (28864, 708540), (28920, 707168), (29568, 691670), (29643, 689920), (30135, 678656), (30848, 662970), (31360, 652146), (31488, 649495), (31570, 647808), (31812, 642880), (32144, 636240), (32340, 632384), (33740, 606144), (34440, 593824), (34496, 592860), (35427, 577280), (36080, 566832), (36736, 556710), (36960, 553336), (37114, 551040), (37632, 543455), (37884, 539840), (38560, 530376), (39360, 519596), (39524, 517440), (39765, 514304), (40180, 508992), (40488, 505120), (42240, 484169), (42416, 482160), (43120, 474288), (43296, 472360), (44198, 462720), (45920, 445368), (46272, 441980), (47040, 434764), (47236, 432960), (47355, 431872), (48216, 424160), (49280, 415002), (49405, 413952), (50512, 404880), (50610, 404096), (51744, 395240), (52480, 389697), (53020, 385728), (53984, 378840), (54120, 377888), (55104, 371140), (55671, 367360), (57728, 354270), (57840, 353584), (59045, 346368), (59136, 345835), (59286, 344960), (60270, 339328), (61696, 331485), (62720, 326073), (63140, 323904), (63624, 321440), (64288, 318120), (64680, 316192), (66297, 308480), (67480, 303072), (68880, 296912), (68992, 296430), (69167, 295680), (70854, 288640), (72160, 283416), (73472, 278355), (73920, 276668), (74228, 275520), (75768, 269920), (77120, 265188), (78720, 259798), (79048, 258720), (79530, 257152), (80360, 254496), (80976, 252560), (84832, 241080), (86240, 237144), (86592, 236180), (88396, 231360), (91840, 222684), (92544, 220990), (92785, 220416), (94080, 217382), (94472, 216480), (94710, 215936), (96432, 212080), (98560, 207501), (98810, 206976), (101024, 202440), (101220, 202048), (103488, 197620), (106040, 192864), (107968, 189420), (108240, 188944), (108691, 188160), (110208, 185570), (110495, 185088), (111342, 183680), (115456, 177135), (115680, 176792), (118090, 173184), (118572, 172480), (120540, 169664), (126280, 161952), (127248, 160720), (128576, 159060), (129360, 158096), (129899, 157440), (132594, 154240), (134960, 151536), (137760, 148456), (137984, 148215), (138334, 147840), (141708, 144320)]