20295486720

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3343}}^1$

素因数の和:3418

約数の個数: 432

約数和(自身を含む): 76772247552

約数和(自身を除く): 56476760832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 31, 32, 34, 36, 40, 45, 48, 51, 60, 62, 64, 68, 72, 80, 85, 90, 93, 96, 102, 120, 124, 128, 136, 144, 153, 155, 160, 170, 180, 186, 192, 204, 240, 248, 255, 256, 272, 279, 288, 306, 310, 320, 340, 360, 372, 384, 408, 465, 480, 496, 510, 527, 544, 558, 576, 612, 620, 640, 680, 720, 744, 765, 768, 816, 930, 960, 992, 1020, 1054, 1088, 1116, 1152, 1224, 1240, 1280, 1360, 1395, 1440, 1488, 1530, 1581, 1632, 1860, 1920, 1984, 2040, 2108, 2176, 2232, 2304, 2448, 2480, 2635, 2720, 2790, 2880, 2976, 3060, 3162, 3264, 3343, 3720, 3840, 3968, 4080, 4216, 4352, 4464, 4743, 4896, 4960, 5270, 5440, 5580, 5760, 5952, 6120, 6324, 6528, 6686, 7440, 7905, 7936, 8160, 8432, 8928, 9486, 9792, 9920, 10029, 10540, 10880, 11160, 11520, 11904, 12240, 12648, 13056, 13372, 14880, 15810, 16320, 16715, 16864, 17856, 18972, 19584, 19840, 20058, 21080, 21760, 22320, 23715, 23808, 24480, 25296, 26744, 29760, 30087, 31620, 32640, 33430, 33728, 35712, 37944, 39168, 39680, 40116, 42160, 44640, 47430, 48960, 50145, 50592, 53488, 56831, 59520, 60174, 63240, 65280, 66860, 67456, 71424, 75888, 80232, 84320, 89280, 94860, 97920, 100290, 101184, 103633, 106976, 113662, 119040, 120348, 126480, 133720, 134912, 150435, 151776, 160464, 168640, 170493, 178560, 189720, 195840, 200580, 202368, 207266, 213952, 227324, 240696, 252960, 267440, 284155, 300870, 303552, 310899, 320928, 337280, 340986, 357120, 379440, 401160, 404736, 414532, 427904, 454648, 481392, 505920, 511479, 518165, 534880, 568310, 601740, 607104, 621798, 641856, 674560, 681972, 758880, 802320, 829064, 852465, 855808, 909296, 932697, 962784, 1011840, 1022958, 1036330, 1069760, 1136620, 1203480, 1214208, 1243596, 1283712, 1363944, 1517760, 1554495, 1604640, 1658128, 1704930, 1761761, 1818592, 1865394, 1925568, 2023680, 2045916, 2072660, 2139520, 2273240, 2406960, 2487192, 2557395, 2567424, 2727888, 3035520, 3108990, 3209280, 3316256, 3409860, 3523522, 3637184, 3730788, 3851136, 4091832, 4145320, 4279040, 4546480, 4663485, 4813920, 4974384, 5114790, 5285283, 5455776, 6071040, 6217980, 6418560, 6632512, 6819720, 7047044, 7274368, 7461576, 7702272, 8183664, 8290640, 8808805, 9092960, 9326970, 9627840, 9948768, 10229580, 10570566, 10911552, 12435960, 12837120, 13265024, 13639440, 14094088, 14548736, 14923152, 15855849, 16367328, 16581280, 17617610, 18185920, 18653940, 19255680, 19897536, 20459160, 21141132, 21823104, 24871920, 26426415, 26530048, 27278880, 28188176, 29846304, 31711698, 32734656, 33162560, 35235220, 36371840, 37307880, 38511360, 39795072, 40918320, 42282264, 43646208, 49743840, 52852830, 54557760, 56376352, 59692608, 63423396, 65469312, 66325120, 70470440, 72743680, 74615760, 79279245, 79590144, 81836640, 84564528, 99487680, 105705660, 109115520, 112752704, 119385216, 126846792, 130938624, 132650240, 140940880, 149231520, 158558490, 163673280, 169129056, 198975360, 211411320, 218231040, 225505408, 238770432, 253693584, 281881760, 298463040, 317116980, 327346560, 338258112, 397950720, 422822640, 451010816, 507387168, 563763520, 596926080, 634233960, 654693120, 676516224, 845645280, 1014774336, 1127527040, 1193852160, 1268467920, 1353032448, 1691290560, 2029548672, 2255054080, 2536935840, 3382581120, 4059097344, 5073871680, 6765162240, 10147743360, 20295486720]

約数ペア:

[(1, 20295486720), (2, 10147743360), (3, 6765162240), (4, 5073871680), (5, 4059097344), (6, 3382581120), (8, 2536935840), (9, 2255054080), (10, 2029548672), (12, 1691290560), (15, 1353032448), (16, 1268467920), (17, 1193852160), (18, 1127527040), (20, 1014774336), (24, 845645280), (30, 676516224), (31, 654693120), (32, 634233960), (34, 596926080), (36, 563763520), (40, 507387168), (45, 451010816), (48, 422822640), (51, 397950720), (60, 338258112), (62, 327346560), (64, 317116980), (68, 298463040), (72, 281881760), (80, 253693584), (85, 238770432), (90, 225505408), (93, 218231040), (96, 211411320), (102, 198975360), (120, 169129056), (124, 163673280), (128, 158558490), (136, 149231520), (144, 140940880), (153, 132650240), (155, 130938624), (160, 126846792), (170, 119385216), (180, 112752704), (186, 109115520), (192, 105705660), (204, 99487680), (240, 84564528), (248, 81836640), (255, 79590144), (256, 79279245), (272, 74615760), (279, 72743680), (288, 70470440), (306, 66325120), (310, 65469312), (320, 63423396), (340, 59692608), (360, 56376352), (372, 54557760), (384, 52852830), (408, 49743840), (465, 43646208), (480, 42282264), (496, 40918320), (510, 39795072), (527, 38511360), (544, 37307880), (558, 36371840), (576, 35235220), (612, 33162560), (620, 32734656), (640, 31711698), (680, 29846304), (720, 28188176), (744, 27278880), (765, 26530048), (768, 26426415), (816, 24871920), (930, 21823104), (960, 21141132), (992, 20459160), (1020, 19897536), (1054, 19255680), (1088, 18653940), (1116, 18185920), (1152, 17617610), (1224, 16581280), (1240, 16367328), (1280, 15855849), (1360, 14923152), (1395, 14548736), (1440, 14094088), (1488, 13639440), (1530, 13265024), (1581, 12837120), (1632, 12435960), (1860, 10911552), (1920, 10570566), (1984, 10229580), (2040, 9948768), (2108, 9627840), (2176, 9326970), (2232, 9092960), (2304, 8808805), (2448, 8290640), (2480, 8183664), (2635, 7702272), (2720, 7461576), (2790, 7274368), (2880, 7047044), (2976, 6819720), (3060, 6632512), (3162, 6418560), (3264, 6217980), (3343, 6071040), (3720, 5455776), (3840, 5285283), (3968, 5114790), (4080, 4974384), (4216, 4813920), (4352, 4663485), (4464, 4546480), (4743, 4279040), (4896, 4145320), (4960, 4091832), (5270, 3851136), (5440, 3730788), (5580, 3637184), (5760, 3523522), (5952, 3409860), (6120, 3316256), (6324, 3209280), (6528, 3108990), (6686, 3035520), (7440, 2727888), (7905, 2567424), (7936, 2557395), (8160, 2487192), (8432, 2406960), (8928, 2273240), (9486, 2139520), (9792, 2072660), (9920, 2045916), (10029, 2023680), (10540, 1925568), (10880, 1865394), (11160, 1818592), (11520, 1761761), (11904, 1704930), (12240, 1658128), (12648, 1604640), (13056, 1554495), (13372, 1517760), (14880, 1363944), (15810, 1283712), (16320, 1243596), (16715, 1214208), (16864, 1203480), (17856, 1136620), (18972, 1069760), (19584, 1036330), (19840, 1022958), (20058, 1011840), (21080, 962784), (21760, 932697), (22320, 909296), (23715, 855808), (23808, 852465), (24480, 829064), (25296, 802320), (26744, 758880), (29760, 681972), (30087, 674560), (31620, 641856), (32640, 621798), (33430, 607104), (33728, 601740), (35712, 568310), (37944, 534880), (39168, 518165), (39680, 511479), (40116, 505920), (42160, 481392), (44640, 454648), (47430, 427904), (48960, 414532), (50145, 404736), (50592, 401160), (53488, 379440), (56831, 357120), (59520, 340986), (60174, 337280), (63240, 320928), (65280, 310899), (66860, 303552), (67456, 300870), (71424, 284155), (75888, 267440), (80232, 252960), (84320, 240696), (89280, 227324), (94860, 213952), (97920, 207266), (100290, 202368), (101184, 200580), (103633, 195840), (106976, 189720), (113662, 178560), (119040, 170493), (120348, 168640), (126480, 160464), (133720, 151776), (134912, 150435)]