19948931520

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:249

約数の個数: 896

約数和(自身を含む): 81574428672

約数和(自身を除く): 61625497152

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 31, 32, 34, 35, 40, 42, 43, 48, 51, 56, 60, 62, 64, 68, 70, 80, 84, 85, 86, 93, 96, 102, 105, 112, 119, 120, 124, 129, 131, 136, 140, 155, 160, 168, 170, 172, 186, 192, 204, 210, 215, 217, 224, 238, 240, 248, 255, 258, 262, 272, 280, 301, 310, 320, 336, 340, 344, 357, 372, 393, 408, 420, 430, 434, 448, 465, 476, 480, 496, 510, 516, 524, 527, 544, 560, 595, 602, 620, 645, 651, 655, 672, 680, 688, 714, 731, 744, 786, 816, 840, 860, 868, 903, 917, 930, 952, 960, 992, 1020, 1032, 1048, 1054, 1085, 1088, 1120, 1190, 1204, 1240, 1290, 1302, 1310, 1333, 1344, 1360, 1376, 1428, 1462, 1488, 1505, 1572, 1581, 1632, 1680, 1720, 1736, 1785, 1806, 1834, 1860, 1904, 1965, 1984, 2040, 2064, 2096, 2108, 2170, 2193, 2227, 2240, 2380, 2408, 2480, 2580, 2604, 2620, 2635, 2666, 2720, 2751, 2752, 2856, 2924, 2976, 3010, 3144, 3162, 3255, 3264, 3360, 3440, 3472, 3570, 3612, 3655, 3668, 3689, 3720, 3808, 3930, 3999, 4061, 4080, 4128, 4192, 4216, 4340, 4386, 4454, 4515, 4585, 4760, 4816, 4960, 5117, 5160, 5208, 5240, 5270, 5332, 5440, 5502, 5633, 5712, 5848, 5952, 6020, 6288, 6324, 6510, 6665, 6681, 6720, 6880, 6944, 7140, 7224, 7310, 7336, 7378, 7440, 7616, 7860, 7905, 7998, 8122, 8160, 8256, 8384, 8432, 8680, 8772, 8908, 9030, 9170, 9331, 9520, 9632, 9920, 10234, 10320, 10416, 10480, 10540, 10664, 10965, 11004, 11067, 11135, 11266, 11424, 11696, 12040, 12183, 12576, 12648, 13020, 13330, 13362, 13755, 13760, 13888, 14280, 14448, 14620, 14672, 14756, 14880, 15351, 15589, 15720, 15810, 15996, 16244, 16320, 16864, 16899, 17360, 17544, 17816, 18060, 18340, 18445, 18662, 19040, 19264, 19995, 20305, 20468, 20640, 20832, 20960, 21080, 21328, 21930, 22008, 22134, 22270, 22532, 22661, 22848, 23392, 24080, 24366, 25152, 25296, 25585, 26040, 26660, 26724, 27510, 27993, 28165, 28427, 28560, 28896, 29240, 29344, 29512, 29760, 30702, 31178, 31440, 31620, 31992, 32488, 33405, 33728, 33798, 34720, 35088, 35632, 36120, 36680, 36890, 37324, 38080, 39431, 39990, 40610, 40936, 41280, 41664, 41920, 42160, 42656, 43860, 44016, 44268, 44540, 45064, 45322, 46655, 46767, 46784, 48160, 48732, 50592, 51170, 52080, 53320, 53448, 55020, 55335, 55986, 56330, 56854, 57120, 57792, 58480, 58688, 59024, 60915, 61404, 62356, 62880, 63240, 63984, 64976, 66810, 67596, 67983, 69037, 69440, 70176, 71264, 72240, 73360, 73780, 74648, 76755, 77945, 78862, 79980, 81220, 81872, 84320, 84495, 85281, 85312, 87720, 88032, 88536, 89080, 90128, 90644, 93310, 93534, 95761, 96320, 97464, 101184, 102340, 104160, 106640, 106896, 110040, 110670, 111972, 112660, 113305, 113708, 114240, 116960, 118048, 118293, 121830, 122808, 124712, 125760, 126480, 127968, 129952, 133620, 135192, 135966, 138074, 139965, 140352, 142135, 142528, 144480, 146720, 147560, 149296, 153510, 155890, 157724, 158627, 159960, 162440, 163744, 168640, 168990, 170562, 174623, 175440, 176064, 177072, 178160, 180256, 181288, 186620, 187068, 191522, 194928, 197155, 204680, 207111, 208320, 213280, 213792, 220080, 221340, 223944, 225320, 226610, 227416, 233835, 233920, 236096, 236586, 243660, 245616, 249424, 252960, 255936, 259904, 267240, 270384, 271932, 276148, 279930, 284270, 287283, 288960, 293440, 295120, 298592, 307020, 311780, 315448, 317254, 319920, 324880, 327488, 337980, 339915, 341124, 345185, 349246, 350880, 354144, 356320, 360512, 362576, 373240, 374136, 383044, 389856, 394310, 409360, 414222, 426405, 426560, 427584, 440160, 442680, 447888, 450640, 453220, 454832, 467670, 473172, 475881, 478805, 483259, 487320, 491232, 498848, 505920, 523869, 534480, 540768, 543864, 552296, 559860, 568540, 574566, 590240, 591465, 597184, 614040, 623560, 630896, 634508, 639840, 649760, 670327, 675960, 679830, 682248, 690370, 698492, 701760, 708288, 712640, 725152, 746480, 748272, 766088, 779712, 788620, 793135, 818720, 828444, 852810, 873115, 880320, 885360, 895776, 901280, 906440, 909664, 935340, 946344, 951762, 957610, 966518, 974640, 982464, 997696, 1035555, 1047738, 1068960, 1081536, 1087728, 1104592, 1119720, 1137080, 1149132, 1180480, 1182930, 1222361, 1228080, 1247120, 1261792, 1269016, 1279680, 1299520, 1340654, 1351920, 1359660, 1364496, 1380740, 1396984, 1436415, 1449777, 1450304, 1492960, 1496544, 1532176, 1577240, 1586270, 1637440, 1656888, 1705620, 1746230, 1770720, 1791552, 1802560, 1812880, 1819328, 1870680, 1892688, 1903524, 1915220, 1933036, 1949280, 2010981, 2071110, 2095476, 2137920, 2175456, 2209184, 2239440, 2274160, 2298264, 2365860, 2379405, 2416295, 2444722, 2456160, 2494240, 2523584, 2538032, 2619345, 2681308, 2703840, 2719320, 2728992, 2761480, 2793968, 2872830, 2899554, 2968591, 2985920, 2993088, 3064352, 3154480, 3172540, 3313776, 3351635, 3411240, 3492460, 3541440, 3625760, 3667083, 3741360, 3785376, 3807048, 3830440, 3866072, 3898560, 4021962, 4142220, 4190952, 4350912, 4418368, 4478880, 4548320, 4596528, 4731720, 4758810, 4832590, 4889444, 4912320, 4988480, 5076064, 5238690, 5362616, 5407680, 5438640, 5457984, 5522960, 5587936, 5745660, 5799108, 5937182, 6111805, 6128704, 6308960, 6345080, 6627552, 6703270, 6822480, 6984920, 7248885, 7251520, 7334166, 7482720, 7570752, 7614096, 7660880, 7732144, 8043924, 8284440, 8381904, 8905773, 8957760, 9096640, 9193056, 9463440, 9517620, 9665180, 9778888, 10054905, 10152128, 10477380, 10725232, 10877280, 11045920, 11175872, 11491320, 11598216, 11874364, 12223610, 12617920, 12690160, 13255104, 13406540, 13644960, 13969840, 14497770, 14668332, 14842955, 14965440, 15228192, 15321760, 15464288, 16087848, 16568880, 16763808, 17811546, 18335415, 18386112, 18926880, 19035240, 19330360, 19557776, 20109810, 20780137, 20954760, 21450464, 21754560, 22091840, 22982640, 23196432, 23748728, 24447220, 25380320, 26813080, 27289920, 27939680, 28995540, 29336664, 29685910, 30456384, 30643520, 30928576, 32175696, 33137760, 33527616, 35623092, 36670830, 37853760, 38070480, 38660720, 39115552, 40219620, 41560274, 41909520, 42900928, 44528865, 45965280, 46392864, 47497456, 48894440, 50760640, 53626160, 55879360, 57991080, 58673328, 59371820, 62340411, 64351392, 66275520, 71246184, 73341660, 76140960, 77321440, 78231104, 80439240, 83120548, 83819040, 89057730, 91930560, 92785728, 94994912, 97788880, 103900685, 107252320, 115982160, 117346656, 118743640, 124680822, 128702784, 142492368, 146683320, 152281920, 154642880, 160878480, 166241096, 167638080, 178115460, 189989824, 195577760, 207801370, 214504640, 231964320, 234693312, 237487280, 249361644, 284984736, 293366640, 311702055, 321756960, 332482192, 356230920, 391155520, 415602740, 463928640, 474974560, 498723288, 569969472, 586733280, 623404110, 643513920, 664964384, 712461840, 831205480, 949949120, 997446576, 1173466560, 1246808220, 1329928768, 1424923680, 1662410960, 1994893152, 2493616440, 2849847360, 3324821920, 3989786304, 4987232880, 6649643840, 9974465760, 19948931520]

約数ペア:

[(1, 19948931520), (2, 9974465760), (3, 6649643840), (4, 4987232880), (5, 3989786304), (6, 3324821920), (7, 2849847360), (8, 2493616440), (10, 1994893152), (12, 1662410960), (14, 1424923680), (15, 1329928768), (16, 1246808220), (17, 1173466560), (20, 997446576), (21, 949949120), (24, 831205480), (28, 712461840), (30, 664964384), (31, 643513920), (32, 623404110), (34, 586733280), (35, 569969472), (40, 498723288), (42, 474974560), (43, 463928640), (48, 415602740), (51, 391155520), (56, 356230920), (60, 332482192), (62, 321756960), (64, 311702055), (68, 293366640), (70, 284984736), (80, 249361644), (84, 237487280), (85, 234693312), (86, 231964320), (93, 214504640), (96, 207801370), (102, 195577760), (105, 189989824), (112, 178115460), (119, 167638080), (120, 166241096), (124, 160878480), (129, 154642880), (131, 152281920), (136, 146683320), (140, 142492368), (155, 128702784), (160, 124680822), (168, 118743640), (170, 117346656), (172, 115982160), (186, 107252320), (192, 103900685), (204, 97788880), (210, 94994912), (215, 92785728), (217, 91930560), (224, 89057730), (238, 83819040), (240, 83120548), (248, 80439240), (255, 78231104), (258, 77321440), (262, 76140960), (272, 73341660), (280, 71246184), (301, 66275520), (310, 64351392), (320, 62340411), (336, 59371820), (340, 58673328), (344, 57991080), (357, 55879360), (372, 53626160), (393, 50760640), (408, 48894440), (420, 47497456), (430, 46392864), (434, 45965280), (448, 44528865), (465, 42900928), (476, 41909520), (480, 41560274), (496, 40219620), (510, 39115552), (516, 38660720), (524, 38070480), (527, 37853760), (544, 36670830), (560, 35623092), (595, 33527616), (602, 33137760), (620, 32175696), (645, 30928576), (651, 30643520), (655, 30456384), (672, 29685910), (680, 29336664), (688, 28995540), (714, 27939680), (731, 27289920), (744, 26813080), (786, 25380320), (816, 24447220), (840, 23748728), (860, 23196432), (868, 22982640), (903, 22091840), (917, 21754560), (930, 21450464), (952, 20954760), (960, 20780137), (992, 20109810), (1020, 19557776), (1032, 19330360), (1048, 19035240), (1054, 18926880), (1085, 18386112), (1088, 18335415), (1120, 17811546), (1190, 16763808), (1204, 16568880), (1240, 16087848), (1290, 15464288), (1302, 15321760), (1310, 15228192), (1333, 14965440), (1344, 14842955), (1360, 14668332), (1376, 14497770), (1428, 13969840), (1462, 13644960), (1488, 13406540), (1505, 13255104), (1572, 12690160), (1581, 12617920), (1632, 12223610), (1680, 11874364), (1720, 11598216), (1736, 11491320), (1785, 11175872), (1806, 11045920), (1834, 10877280), (1860, 10725232), (1904, 10477380), (1965, 10152128), (1984, 10054905), (2040, 9778888), (2064, 9665180), (2096, 9517620), (2108, 9463440), (2170, 9193056), (2193, 9096640), (2227, 8957760), (2240, 8905773), (2380, 8381904), (2408, 8284440), (2480, 8043924), (2580, 7732144), (2604, 7660880), (2620, 7614096), (2635, 7570752), (2666, 7482720), (2720, 7334166), (2751, 7251520), (2752, 7248885), (2856, 6984920), (2924, 6822480), (2976, 6703270), (3010, 6627552), (3144, 6345080), (3162, 6308960), (3255, 6128704), (3264, 6111805), (3360, 5937182), (3440, 5799108), (3472, 5745660), (3570, 5587936), (3612, 5522960), (3655, 5457984), (3668, 5438640), (3689, 5407680), (3720, 5362616), (3808, 5238690), (3930, 5076064), (3999, 4988480), (4061, 4912320), (4080, 4889444), (4128, 4832590), (4192, 4758810), (4216, 4731720), (4340, 4596528), (4386, 4548320), (4454, 4478880), (4515, 4418368), (4585, 4350912), (4760, 4190952), (4816, 4142220), (4960, 4021962), (5117, 3898560), (5160, 3866072), (5208, 3830440), (5240, 3807048), (5270, 3785376), (5332, 3741360), (5440, 3667083), (5502, 3625760), (5633, 3541440), (5712, 3492460), (5848, 3411240), (5952, 3351635), (6020, 3313776), (6288, 3172540), (6324, 3154480), (6510, 3064352), (6665, 2993088), (6681, 2985920), (6720, 2968591), (6880, 2899554), (6944, 2872830), (7140, 2793968), (7224, 2761480), (7310, 2728992), (7336, 2719320), (7378, 2703840), (7440, 2681308), (7616, 2619345), (7860, 2538032), (7905, 2523584), (7998, 2494240), (8122, 2456160), (8160, 2444722), (8256, 2416295), (8384, 2379405), (8432, 2365860), (8680, 2298264), (8772, 2274160), (8908, 2239440), (9030, 2209184), (9170, 2175456), (9331, 2137920), (9520, 2095476), (9632, 2071110), (9920, 2010981), (10234, 1949280), (10320, 1933036), (10416, 1915220), (10480, 1903524), (10540, 1892688), (10664, 1870680), (10965, 1819328), (11004, 1812880), (11067, 1802560), (11135, 1791552), (11266, 1770720), (11424, 1746230), (11696, 1705620), (12040, 1656888), (12183, 1637440), (12576, 1586270), (12648, 1577240), (13020, 1532176), (13330, 1496544), (13362, 1492960), (13755, 1450304), (13760, 1449777), (13888, 1436415), (14280, 1396984), (14448, 1380740), (14620, 1364496), (14672, 1359660), (14756, 1351920), (14880, 1340654), (15351, 1299520), (15589, 1279680), (15720, 1269016), (15810, 1261792), (15996, 1247120), (16244, 1228080), (16320, 1222361), (16864, 1182930), (16899, 1180480), (17360, 1149132), (17544, 1137080), (17816, 1119720), (18060, 1104592), (18340, 1087728), (18445, 1081536), (18662, 1068960), (19040, 1047738), (19264, 1035555), (19995, 997696), (20305, 982464), (20468, 974640), (20640, 966518), (20832, 957610), (20960, 951762), (21080, 946344), (21328, 935340), (21930, 909664), (22008, 906440), (22134, 901280), (22270, 895776), (22532, 885360), (22661, 880320), (22848, 873115), (23392, 852810), (24080, 828444), (24366, 818720), (25152, 793135), (25296, 788620), (25585, 779712), (26040, 766088), (26660, 748272), (26724, 746480), (27510, 725152), (27993, 712640), (28165, 708288), (28427, 701760), (28560, 698492), (28896, 690370), (29240, 682248), (29344, 679830), (29512, 675960), (29760, 670327), (30702, 649760), (31178, 639840), (31440, 634508), (31620, 630896), (31992, 623560), (32488, 614040), (33405, 597184), (33728, 591465), (33798, 590240), (34720, 574566), (35088, 568540), (35632, 559860), (36120, 552296), (36680, 543864), (36890, 540768), (37324, 534480), (38080, 523869), (39431, 505920), (39990, 498848), (40610, 491232), (40936, 487320), (41280, 483259), (41664, 478805), (41920, 475881), (42160, 473172), (42656, 467670), (43860, 454832), (44016, 453220), (44268, 450640), (44540, 447888), (45064, 442680), (45322, 440160), (46655, 427584), (46767, 426560), (46784, 426405), (48160, 414222), (48732, 409360), (50592, 394310), (51170, 389856), (52080, 383044), (53320, 374136), (53448, 373240), (55020, 362576), (55335, 360512), (55986, 356320), (56330, 354144), (56854, 350880), (57120, 349246), (57792, 345185), (58480, 341124), (58688, 339915), (59024, 337980), (60915, 327488), (61404, 324880), (62356, 319920), (62880, 317254), (63240, 315448), (63984, 311780), (64976, 307020), (66810, 298592), (67596, 295120), (67983, 293440), (69037, 288960), (69440, 287283), (70176, 284270), (71264, 279930), (72240, 276148), (73360, 271932), (73780, 270384), (74648, 267240), (76755, 259904), (77945, 255936), (78862, 252960), (79980, 249424), (81220, 245616), (81872, 243660), (84320, 236586), (84495, 236096), (85281, 233920), (85312, 233835), (87720, 227416), (88032, 226610), (88536, 225320), (89080, 223944), (90128, 221340), (90644, 220080), (93310, 213792), (93534, 213280), (95761, 208320), (96320, 207111), (97464, 204680), (101184, 197155), (102340, 194928), (104160, 191522), (106640, 187068), (106896, 186620), (110040, 181288), (110670, 180256), (111972, 178160), (112660, 177072), (113305, 176064), (113708, 175440), (114240, 174623), (116960, 170562), (118048, 168990), (118293, 168640), (121830, 163744), (122808, 162440), (124712, 159960), (125760, 158627), (126480, 157724), (127968, 155890), (129952, 153510), (133620, 149296), (135192, 147560), (135966, 146720), (138074, 144480), (139965, 142528), (140352, 142135)]