1990647360

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{479}}^1$

素因数の和:555

約数の個数: 448

約数和(自身を含む): 7783372800

約数和(自身を除く): 5792725440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 37, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 74, 78, 80, 90, 96, 104, 108, 111, 117, 120, 130, 135, 144, 148, 156, 160, 180, 185, 192, 195, 208, 216, 222, 234, 240, 260, 270, 288, 296, 312, 320, 333, 351, 360, 370, 390, 416, 432, 444, 468, 479, 480, 481, 520, 540, 555, 576, 585, 592, 624, 666, 702, 720, 740, 780, 832, 864, 888, 936, 958, 960, 962, 999, 1040, 1080, 1110, 1170, 1184, 1248, 1332, 1404, 1437, 1440, 1443, 1480, 1560, 1665, 1728, 1755, 1776, 1872, 1916, 1924, 1998, 2080, 2160, 2220, 2340, 2368, 2395, 2405, 2496, 2664, 2808, 2874, 2880, 2886, 2960, 3120, 3330, 3510, 3552, 3744, 3832, 3848, 3996, 4160, 4311, 4320, 4329, 4440, 4680, 4790, 4810, 4995, 5328, 5616, 5748, 5772, 5920, 6227, 6240, 6660, 7020, 7104, 7185, 7215, 7488, 7664, 7696, 7992, 8622, 8640, 8658, 8880, 9360, 9580, 9620, 9990, 10656, 11232, 11496, 11544, 11840, 12454, 12480, 12933, 12987, 13320, 14040, 14370, 14430, 15328, 15392, 15984, 17244, 17316, 17723, 17760, 18681, 18720, 19160, 19240, 19980, 21312, 21555, 21645, 22464, 22992, 23088, 24908, 25866, 25974, 26640, 28080, 28740, 28860, 30656, 30784, 31135, 31968, 34488, 34632, 35446, 35520, 37362, 37440, 38320, 38480, 39960, 43110, 43290, 45984, 46176, 49816, 51732, 51948, 53169, 53280, 56043, 56160, 57480, 57720, 62270, 63936, 64665, 64935, 68976, 69264, 70892, 74724, 76640, 76960, 79920, 86220, 86580, 88615, 91968, 92352, 93405, 99632, 103464, 103896, 106338, 106560, 112086, 112320, 114960, 115440, 124540, 129330, 129870, 137952, 138528, 141784, 149448, 153280, 153920, 159507, 159840, 168129, 172440, 173160, 177230, 186810, 199264, 206928, 207792, 212676, 224172, 229920, 230399, 230880, 249080, 258660, 259740, 265845, 275904, 277056, 280215, 283568, 298896, 319014, 319680, 336258, 344880, 346320, 354460, 373620, 398528, 413856, 415584, 425352, 448344, 459840, 460798, 461760, 478521, 498160, 517320, 519480, 531690, 560430, 567136, 597792, 638028, 672516, 689760, 691197, 692640, 708920, 747240, 797535, 827712, 831168, 840645, 850704, 896688, 921596, 957042, 996320, 1034640, 1038960, 1063380, 1120860, 1134272, 1151995, 1195584, 1276056, 1345032, 1379520, 1382394, 1385280, 1417840, 1494480, 1595070, 1681290, 1701408, 1793376, 1843192, 1914084, 1992640, 2069280, 2073591, 2077920, 2126760, 2241720, 2303990, 2392605, 2552112, 2690064, 2764788, 2835680, 2988960, 3190140, 3362580, 3402816, 3455985, 3586752, 3686384, 3828168, 4138560, 4147182, 4155840, 4253520, 4483440, 4607980, 4785210, 5104224, 5380128, 5529576, 5671360, 5977920, 6220773, 6380280, 6725160, 6911970, 7372768, 7656336, 8294364, 8507040, 8966880, 9215960, 9570420, 10208448, 10367955, 10760256, 11059152, 12441546, 12760560, 13450320, 13823940, 14745536, 15312672, 16588728, 17014080, 17933760, 18431920, 19140840, 20735910, 22118304, 24883092, 25521120, 26900640, 27647880, 30625344, 31103865, 33177456, 36863840, 38281680, 41471820, 44236608, 49766184, 51042240, 53801280, 55295760, 62207730, 66354912, 73727680, 76563360, 82943640, 99532368, 110591520, 124415460, 132709824, 153126720, 165887280, 199064736, 221183040, 248830920, 331774560, 398129472, 497661840, 663549120, 995323680, 1990647360]

約数ペア:

[(1, 1990647360), (2, 995323680), (3, 663549120), (4, 497661840), (5, 398129472), (6, 331774560), (8, 248830920), (9, 221183040), (10, 199064736), (12, 165887280), (13, 153126720), (15, 132709824), (16, 124415460), (18, 110591520), (20, 99532368), (24, 82943640), (26, 76563360), (27, 73727680), (30, 66354912), (32, 62207730), (36, 55295760), (37, 53801280), (39, 51042240), (40, 49766184), (45, 44236608), (48, 41471820), (52, 38281680), (54, 36863840), (60, 33177456), (64, 31103865), (65, 30625344), (72, 27647880), (74, 26900640), (78, 25521120), (80, 24883092), (90, 22118304), (96, 20735910), (104, 19140840), (108, 18431920), (111, 17933760), (117, 17014080), (120, 16588728), (130, 15312672), (135, 14745536), (144, 13823940), (148, 13450320), (156, 12760560), (160, 12441546), (180, 11059152), (185, 10760256), (192, 10367955), (195, 10208448), (208, 9570420), (216, 9215960), (222, 8966880), (234, 8507040), (240, 8294364), (260, 7656336), (270, 7372768), (288, 6911970), (296, 6725160), (312, 6380280), (320, 6220773), (333, 5977920), (351, 5671360), (360, 5529576), (370, 5380128), (390, 5104224), (416, 4785210), (432, 4607980), (444, 4483440), (468, 4253520), (479, 4155840), (480, 4147182), (481, 4138560), (520, 3828168), (540, 3686384), (555, 3586752), (576, 3455985), (585, 3402816), (592, 3362580), (624, 3190140), (666, 2988960), (702, 2835680), (720, 2764788), (740, 2690064), (780, 2552112), (832, 2392605), (864, 2303990), (888, 2241720), (936, 2126760), (958, 2077920), (960, 2073591), (962, 2069280), (999, 1992640), (1040, 1914084), (1080, 1843192), (1110, 1793376), (1170, 1701408), (1184, 1681290), (1248, 1595070), (1332, 1494480), (1404, 1417840), (1437, 1385280), (1440, 1382394), (1443, 1379520), (1480, 1345032), (1560, 1276056), (1665, 1195584), (1728, 1151995), (1755, 1134272), (1776, 1120860), (1872, 1063380), (1916, 1038960), (1924, 1034640), (1998, 996320), (2080, 957042), (2160, 921596), (2220, 896688), (2340, 850704), (2368, 840645), (2395, 831168), (2405, 827712), (2496, 797535), (2664, 747240), (2808, 708920), (2874, 692640), (2880, 691197), (2886, 689760), (2960, 672516), (3120, 638028), (3330, 597792), (3510, 567136), (3552, 560430), (3744, 531690), (3832, 519480), (3848, 517320), (3996, 498160), (4160, 478521), (4311, 461760), (4320, 460798), (4329, 459840), (4440, 448344), (4680, 425352), (4790, 415584), (4810, 413856), (4995, 398528), (5328, 373620), (5616, 354460), (5748, 346320), (5772, 344880), (5920, 336258), (6227, 319680), (6240, 319014), (6660, 298896), (7020, 283568), (7104, 280215), (7185, 277056), (7215, 275904), (7488, 265845), (7664, 259740), (7696, 258660), (7992, 249080), (8622, 230880), (8640, 230399), (8658, 229920), (8880, 224172), (9360, 212676), (9580, 207792), (9620, 206928), (9990, 199264), (10656, 186810), (11232, 177230), (11496, 173160), (11544, 172440), (11840, 168129), (12454, 159840), (12480, 159507), (12933, 153920), (12987, 153280), (13320, 149448), (14040, 141784), (14370, 138528), (14430, 137952), (15328, 129870), (15392, 129330), (15984, 124540), (17244, 115440), (17316, 114960), (17723, 112320), (17760, 112086), (18681, 106560), (18720, 106338), (19160, 103896), (19240, 103464), (19980, 99632), (21312, 93405), (21555, 92352), (21645, 91968), (22464, 88615), (22992, 86580), (23088, 86220), (24908, 79920), (25866, 76960), (25974, 76640), (26640, 74724), (28080, 70892), (28740, 69264), (28860, 68976), (30656, 64935), (30784, 64665), (31135, 63936), (31968, 62270), (34488, 57720), (34632, 57480), (35446, 56160), (35520, 56043), (37362, 53280), (37440, 53169), (38320, 51948), (38480, 51732), (39960, 49816), (43110, 46176), (43290, 45984)]