20790406080

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{4481}}^1$

素因数の和:4689

約数の個数: 280

約数和(自身を含む): 74384885520

約数和(自身を除く): 53594479440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 179, 180, 192, 216, 240, 270, 288, 320, 324, 358, 360, 405, 432, 480, 537, 540, 576, 648, 716, 720, 810, 864, 895, 960, 1074, 1080, 1296, 1432, 1440, 1611, 1620, 1728, 1790, 2148, 2160, 2592, 2685, 2864, 2880, 3222, 3240, 3580, 4296, 4320, 4481, 4833, 5184, 5370, 5728, 6444, 6480, 7160, 8055, 8592, 8640, 8962, 9666, 10740, 11456, 12888, 12960, 13443, 14320, 14499, 16110, 17184, 17924, 19332, 21480, 22405, 24165, 25776, 25920, 26886, 28640, 28998, 32220, 34368, 35848, 38664, 40329, 42960, 44810, 48330, 51552, 53772, 57280, 57996, 64440, 67215, 71696, 72495, 77328, 80658, 85920, 89620, 96660, 103104, 107544, 115992, 120987, 128880, 134430, 143392, 144990, 154656, 161316, 171840, 179240, 193320, 201645, 215088, 231984, 241974, 257760, 268860, 286784, 289980, 309312, 322632, 358480, 362961, 386640, 403290, 430176, 463968, 483948, 515520, 537720, 579960, 604935, 645264, 716960, 725922, 773280, 802099, 806580, 860352, 927936, 967896, 1075440, 1159920, 1209870, 1290528, 1433920, 1451844, 1546560, 1604198, 1613160, 1814805, 1935792, 2150880, 2319840, 2406297, 2419740, 2581056, 2903688, 3208396, 3226320, 3629610, 3871584, 4010495, 4301760, 4639680, 4812594, 4839480, 5807376, 6416792, 6452640, 7218891, 7259220, 7743168, 8020990, 9625188, 9678960, 11614752, 12031485, 12833584, 12905280, 14437782, 14518440, 16041980, 19250376, 19357920, 21656673, 23229504, 24062970, 25667168, 28875564, 29036880, 32083960, 36094455, 38500752, 38715840, 43313346, 48125940, 51334336, 57751128, 58073760, 64167920, 64970019, 72188910, 77001504, 86626692, 96251880, 108283365, 115502256, 116147520, 128335840, 129940038, 144377820, 154003008, 173253384, 192503760, 216566730, 231004512, 256671680, 259880076, 288755640, 324850095, 346506768, 385007520, 433133460, 462009024, 519760152, 577511280, 649700190, 693013536, 770015040, 866266920, 1039520304, 1155022560, 1299400380, 1386027072, 1732533840, 2079040608, 2310045120, 2598800760, 3465067680, 4158081216, 5197601520, 6930135360, 10395203040, 20790406080]

約数ペア:

[(1, 20790406080), (2, 10395203040), (3, 6930135360), (4, 5197601520), (5, 4158081216), (6, 3465067680), (8, 2598800760), (9, 2310045120), (10, 2079040608), (12, 1732533840), (15, 1386027072), (16, 1299400380), (18, 1155022560), (20, 1039520304), (24, 866266920), (27, 770015040), (30, 693013536), (32, 649700190), (36, 577511280), (40, 519760152), (45, 462009024), (48, 433133460), (54, 385007520), (60, 346506768), (64, 324850095), (72, 288755640), (80, 259880076), (81, 256671680), (90, 231004512), (96, 216566730), (108, 192503760), (120, 173253384), (135, 154003008), (144, 144377820), (160, 129940038), (162, 128335840), (179, 116147520), (180, 115502256), (192, 108283365), (216, 96251880), (240, 86626692), (270, 77001504), (288, 72188910), (320, 64970019), (324, 64167920), (358, 58073760), (360, 57751128), (405, 51334336), (432, 48125940), (480, 43313346), (537, 38715840), (540, 38500752), (576, 36094455), (648, 32083960), (716, 29036880), (720, 28875564), (810, 25667168), (864, 24062970), (895, 23229504), (960, 21656673), (1074, 19357920), (1080, 19250376), (1296, 16041980), (1432, 14518440), (1440, 14437782), (1611, 12905280), (1620, 12833584), (1728, 12031485), (1790, 11614752), (2148, 9678960), (2160, 9625188), (2592, 8020990), (2685, 7743168), (2864, 7259220), (2880, 7218891), (3222, 6452640), (3240, 6416792), (3580, 5807376), (4296, 4839480), (4320, 4812594), (4481, 4639680), (4833, 4301760), (5184, 4010495), (5370, 3871584), (5728, 3629610), (6444, 3226320), (6480, 3208396), (7160, 2903688), (8055, 2581056), (8592, 2419740), (8640, 2406297), (8962, 2319840), (9666, 2150880), (10740, 1935792), (11456, 1814805), (12888, 1613160), (12960, 1604198), (13443, 1546560), (14320, 1451844), (14499, 1433920), (16110, 1290528), (17184, 1209870), (17924, 1159920), (19332, 1075440), (21480, 967896), (22405, 927936), (24165, 860352), (25776, 806580), (25920, 802099), (26886, 773280), (28640, 725922), (28998, 716960), (32220, 645264), (34368, 604935), (35848, 579960), (38664, 537720), (40329, 515520), (42960, 483948), (44810, 463968), (48330, 430176), (51552, 403290), (53772, 386640), (57280, 362961), (57996, 358480), (64440, 322632), (67215, 309312), (71696, 289980), (72495, 286784), (77328, 268860), (80658, 257760), (85920, 241974), (89620, 231984), (96660, 215088), (103104, 201645), (107544, 193320), (115992, 179240), (120987, 171840), (128880, 161316), (134430, 154656), (143392, 144990)]