20191921920

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:509

約数の個数: 576

約数和(自身を含む): 75726766080

約数和(自身を除く): 55534844160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 47, 48, 54, 60, 62, 64, 72, 80, 90, 93, 94, 96, 108, 120, 124, 128, 135, 141, 144, 155, 160, 180, 186, 188, 192, 216, 235, 240, 248, 256, 270, 279, 282, 288, 310, 320, 360, 372, 376, 384, 401, 423, 432, 465, 470, 480, 496, 540, 558, 564, 576, 620, 640, 705, 720, 744, 752, 768, 802, 837, 846, 864, 930, 940, 960, 992, 1080, 1116, 1128, 1152, 1203, 1240, 1269, 1280, 1395, 1410, 1440, 1457, 1488, 1504, 1604, 1674, 1692, 1728, 1860, 1880, 1920, 1984, 2005, 2115, 2160, 2232, 2256, 2304, 2406, 2480, 2538, 2790, 2820, 2880, 2914, 2976, 3008, 3208, 3348, 3384, 3456, 3609, 3720, 3760, 3840, 3968, 4010, 4185, 4230, 4320, 4371, 4464, 4512, 4812, 4960, 5076, 5580, 5640, 5760, 5828, 5952, 6015, 6016, 6345, 6416, 6696, 6768, 6912, 7218, 7285, 7440, 7520, 7936, 8020, 8370, 8460, 8640, 8742, 8928, 9024, 9624, 9920, 10152, 10827, 11160, 11280, 11520, 11656, 11904, 12030, 12032, 12431, 12690, 12832, 13113, 13392, 13536, 14436, 14570, 14880, 15040, 16040, 16740, 16920, 17280, 17484, 17856, 18045, 18048, 18847, 19248, 19840, 20304, 21654, 21855, 22320, 22560, 23312, 23808, 24060, 24862, 25380, 25664, 26226, 26784, 27072, 28872, 29140, 29760, 30080, 32080, 33480, 33840, 34560, 34968, 35712, 36090, 36096, 37293, 37694, 38496, 39339, 39680, 40608, 43308, 43710, 44640, 45120, 46624, 48120, 49724, 50760, 51328, 52452, 53568, 54135, 54144, 56541, 57744, 58280, 59520, 60160, 62155, 64160, 65565, 66960, 67680, 69936, 71424, 72180, 74586, 75388, 76992, 78678, 81216, 86616, 87420, 89280, 90240, 93248, 94235, 96240, 99448, 101520, 102656, 104904, 107136, 108270, 108288, 111879, 113082, 115488, 116560, 119040, 124310, 128320, 131130, 133920, 135360, 139872, 144360, 149172, 150776, 153984, 157356, 162432, 169623, 173232, 174840, 178560, 180480, 186465, 186496, 188470, 192480, 196695, 198896, 203040, 209808, 214272, 216540, 223758, 226164, 230976, 233120, 248620, 256640, 262260, 267840, 270720, 279744, 282705, 288720, 298344, 301552, 307968, 314712, 324864, 335637, 339246, 346464, 349680, 357120, 372930, 372992, 376940, 384960, 393390, 397792, 406080, 419616, 433080, 447516, 452328, 461952, 466240, 497240, 508869, 513280, 524520, 535680, 541440, 559395, 559488, 565410, 577440, 584257, 596688, 603104, 629424, 671274, 678492, 692928, 699360, 745860, 753880, 769920, 786780, 795584, 812160, 839232, 848115, 866160, 895032, 904656, 923904, 932480, 994480, 1017738, 1049040, 1071360, 1118790, 1118976, 1130820, 1154880, 1168514, 1193376, 1206208, 1258848, 1342548, 1356984, 1385856, 1398720, 1491720, 1507760, 1539840, 1573560, 1591168, 1624320, 1678185, 1678464, 1696230, 1732320, 1752771, 1790064, 1809312, 1864960, 1988960, 2035476, 2098080, 2237580, 2261640, 2309760, 2337028, 2386752, 2412416, 2517696, 2544345, 2685096, 2713968, 2771712, 2797440, 2921285, 2983440, 3015520, 3147120, 3182336, 3356370, 3356928, 3392460, 3464640, 3505542, 3580128, 3618624, 3977920, 4070952, 4196160, 4475160, 4523280, 4619520, 4674056, 4773504, 4824832, 5035392, 5088690, 5258313, 5370192, 5427936, 5594880, 5842570, 5966880, 6031040, 6294240, 6712740, 6784920, 6929280, 7011084, 7160256, 7237248, 7955840, 8141904, 8392320, 8763855, 8950320, 9046560, 9348112, 9547008, 10070784, 10177380, 10516626, 10740384, 10855872, 11685140, 11933760, 12062080, 12588480, 13425480, 13569840, 13858560, 14022168, 14320512, 14474496, 15774939, 15911680, 16283808, 16784640, 17527710, 17900640, 18093120, 18696224, 20354760, 21033252, 21480768, 21711744, 23370280, 23867520, 24124160, 25176960, 26291565, 26850960, 27139680, 28044336, 28641024, 31549878, 32567616, 35055420, 35801280, 36186240, 37392448, 40709520, 42066504, 42961536, 43423488, 46740560, 47735040, 50353920, 52583130, 53701920, 54279360, 56088672, 63099756, 65135232, 70110840, 71602560, 72372480, 74784896, 78874695, 81419040, 84133008, 85923072, 93481120, 105166260, 107403840, 108558720, 112177344, 126199512, 130270464, 140221680, 143205120, 149569792, 157749390, 162838080, 168266016, 186962240, 210332520, 214807680, 217117440, 224354688, 252399024, 280443360, 315498780, 325676160, 336532032, 373924480, 420665040, 429615360, 448709376, 504798048, 560886720, 630997560, 651352320, 673064064, 747848960, 841330080, 1009596096, 1121773440, 1261995120, 1346128128, 1682660160, 2019192192, 2243546880, 2523990240, 3365320320, 4038384384, 5047980480, 6730640640, 10095960960, 20191921920]

約数ペア:

[(1, 20191921920), (2, 10095960960), (3, 6730640640), (4, 5047980480), (5, 4038384384), (6, 3365320320), (8, 2523990240), (9, 2243546880), (10, 2019192192), (12, 1682660160), (15, 1346128128), (16, 1261995120), (18, 1121773440), (20, 1009596096), (24, 841330080), (27, 747848960), (30, 673064064), (31, 651352320), (32, 630997560), (36, 560886720), (40, 504798048), (45, 448709376), (47, 429615360), (48, 420665040), (54, 373924480), (60, 336532032), (62, 325676160), (64, 315498780), (72, 280443360), (80, 252399024), (90, 224354688), (93, 217117440), (94, 214807680), (96, 210332520), (108, 186962240), (120, 168266016), (124, 162838080), (128, 157749390), (135, 149569792), (141, 143205120), (144, 140221680), (155, 130270464), (160, 126199512), (180, 112177344), (186, 108558720), (188, 107403840), (192, 105166260), (216, 93481120), (235, 85923072), (240, 84133008), (248, 81419040), (256, 78874695), (270, 74784896), (279, 72372480), (282, 71602560), (288, 70110840), (310, 65135232), (320, 63099756), (360, 56088672), (372, 54279360), (376, 53701920), (384, 52583130), (401, 50353920), (423, 47735040), (432, 46740560), (465, 43423488), (470, 42961536), (480, 42066504), (496, 40709520), (540, 37392448), (558, 36186240), (564, 35801280), (576, 35055420), (620, 32567616), (640, 31549878), (705, 28641024), (720, 28044336), (744, 27139680), (752, 26850960), (768, 26291565), (802, 25176960), (837, 24124160), (846, 23867520), (864, 23370280), (930, 21711744), (940, 21480768), (960, 21033252), (992, 20354760), (1080, 18696224), (1116, 18093120), (1128, 17900640), (1152, 17527710), (1203, 16784640), (1240, 16283808), (1269, 15911680), (1280, 15774939), (1395, 14474496), (1410, 14320512), (1440, 14022168), (1457, 13858560), (1488, 13569840), (1504, 13425480), (1604, 12588480), (1674, 12062080), (1692, 11933760), (1728, 11685140), (1860, 10855872), (1880, 10740384), (1920, 10516626), (1984, 10177380), (2005, 10070784), (2115, 9547008), (2160, 9348112), (2232, 9046560), (2256, 8950320), (2304, 8763855), (2406, 8392320), (2480, 8141904), (2538, 7955840), (2790, 7237248), (2820, 7160256), (2880, 7011084), (2914, 6929280), (2976, 6784920), (3008, 6712740), (3208, 6294240), (3348, 6031040), (3384, 5966880), (3456, 5842570), (3609, 5594880), (3720, 5427936), (3760, 5370192), (3840, 5258313), (3968, 5088690), (4010, 5035392), (4185, 4824832), (4230, 4773504), (4320, 4674056), (4371, 4619520), (4464, 4523280), (4512, 4475160), (4812, 4196160), (4960, 4070952), (5076, 3977920), (5580, 3618624), (5640, 3580128), (5760, 3505542), (5828, 3464640), (5952, 3392460), (6015, 3356928), (6016, 3356370), (6345, 3182336), (6416, 3147120), (6696, 3015520), (6768, 2983440), (6912, 2921285), (7218, 2797440), (7285, 2771712), (7440, 2713968), (7520, 2685096), (7936, 2544345), (8020, 2517696), (8370, 2412416), (8460, 2386752), (8640, 2337028), (8742, 2309760), (8928, 2261640), (9024, 2237580), (9624, 2098080), (9920, 2035476), (10152, 1988960), (10827, 1864960), (11160, 1809312), (11280, 1790064), (11520, 1752771), (11656, 1732320), (11904, 1696230), (12030, 1678464), (12032, 1678185), (12431, 1624320), (12690, 1591168), (12832, 1573560), (13113, 1539840), (13392, 1507760), (13536, 1491720), (14436, 1398720), (14570, 1385856), (14880, 1356984), (15040, 1342548), (16040, 1258848), (16740, 1206208), (16920, 1193376), (17280, 1168514), (17484, 1154880), (17856, 1130820), (18045, 1118976), (18048, 1118790), (18847, 1071360), (19248, 1049040), (19840, 1017738), (20304, 994480), (21654, 932480), (21855, 923904), (22320, 904656), (22560, 895032), (23312, 866160), (23808, 848115), (24060, 839232), (24862, 812160), (25380, 795584), (25664, 786780), (26226, 769920), (26784, 753880), (27072, 745860), (28872, 699360), (29140, 692928), (29760, 678492), (30080, 671274), (32080, 629424), (33480, 603104), (33840, 596688), (34560, 584257), (34968, 577440), (35712, 565410), (36090, 559488), (36096, 559395), (37293, 541440), (37694, 535680), (38496, 524520), (39339, 513280), (39680, 508869), (40608, 497240), (43308, 466240), (43710, 461952), (44640, 452328), (45120, 447516), (46624, 433080), (48120, 419616), (49724, 406080), (50760, 397792), (51328, 393390), (52452, 384960), (53568, 376940), (54135, 372992), (54144, 372930), (56541, 357120), (57744, 349680), (58280, 346464), (59520, 339246), (60160, 335637), (62155, 324864), (64160, 314712), (65565, 307968), (66960, 301552), (67680, 298344), (69936, 288720), (71424, 282705), (72180, 279744), (74586, 270720), (75388, 267840), (76992, 262260), (78678, 256640), (81216, 248620), (86616, 233120), (87420, 230976), (89280, 226164), (90240, 223758), (93248, 216540), (94235, 214272), (96240, 209808), (99448, 203040), (101520, 198896), (102656, 196695), (104904, 192480), (107136, 188470), (108270, 186496), (108288, 186465), (111879, 180480), (113082, 178560), (115488, 174840), (116560, 173232), (119040, 169623), (124310, 162432), (128320, 157356), (131130, 153984), (133920, 150776), (135360, 149172), (139872, 144360)]