20758654080

素因数分解:

$2^7\times 3^7\times 5^1\times {\mathrm{14831}}^1$

素因数の和:14871

約数の個数: 256

約数和(自身を含む): 74432908800

約数和(自身を除く): 53674254720

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, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 729, 810, 864, 960, 972, 1080, 1152, 1215, 1296, 1440, 1458, 1620, 1728, 1920, 1944, 2160, 2187, 2430, 2592, 2880, 2916, 3240, 3456, 3645, 3888, 4320, 4374, 4860, 5184, 5760, 5832, 6480, 7290, 7776, 8640, 8748, 9720, 10368, 10935, 11664, 12960, 14580, 14831, 15552, 17280, 17496, 19440, 21870, 23328, 25920, 29160, 29662, 31104, 34992, 38880, 43740, 44493, 46656, 51840, 58320, 59324, 69984, 74155, 77760, 87480, 88986, 93312, 116640, 118648, 133479, 139968, 148310, 155520, 174960, 177972, 222465, 233280, 237296, 266958, 279936, 296620, 349920, 355944, 400437, 444930, 466560, 474592, 533916, 593240, 667395, 699840, 711888, 800874, 889860, 949184, 1067832, 1186480, 1201311, 1334790, 1399680, 1423776, 1601748, 1779720, 1898368, 2002185, 2135664, 2372960, 2402622, 2669580, 2847552, 3203496, 3559440, 3603933, 4004370, 4271328, 4745920, 4805244, 5339160, 5695104, 6006555, 6406992, 7118880, 7207866, 8008740, 8542656, 9491840, 9610488, 10678320, 10811799, 12013110, 12813984, 14237760, 14415732, 16017480, 17085312, 18019665, 19220976, 21356640, 21623598, 24026220, 25627968, 28475520, 28831464, 32034960, 32435397, 36039330, 38441952, 42713280, 43247196, 48052440, 51255936, 54058995, 57662928, 64069920, 64870794, 72078660, 76883904, 85426560, 86494392, 96104880, 108117990, 115325856, 128139840, 129741588, 144157320, 153767808, 162176985, 172988784, 192209760, 216235980, 230651712, 256279680, 259483176, 288314640, 324353970, 345977568, 384419520, 432471960, 461303424, 518966352, 576629280, 648707940, 691955136, 768839040, 864943920, 1037932704, 1153258560, 1297415880, 1383910272, 1729887840, 2075865408, 2306517120, 2594831760, 3459775680, 4151730816, 5189663520, 6919551360, 10379327040, 20758654080]

約数ペア:

[(1, 20758654080), (2, 10379327040), (3, 6919551360), (4, 5189663520), (5, 4151730816), (6, 3459775680), (8, 2594831760), (9, 2306517120), (10, 2075865408), (12, 1729887840), (15, 1383910272), (16, 1297415880), (18, 1153258560), (20, 1037932704), (24, 864943920), (27, 768839040), (30, 691955136), (32, 648707940), (36, 576629280), (40, 518966352), (45, 461303424), (48, 432471960), (54, 384419520), (60, 345977568), (64, 324353970), (72, 288314640), (80, 259483176), (81, 256279680), (90, 230651712), (96, 216235980), (108, 192209760), (120, 172988784), (128, 162176985), (135, 153767808), (144, 144157320), (160, 129741588), (162, 128139840), (180, 115325856), (192, 108117990), (216, 96104880), (240, 86494392), (243, 85426560), (270, 76883904), (288, 72078660), (320, 64870794), (324, 64069920), (360, 57662928), (384, 54058995), (405, 51255936), (432, 48052440), (480, 43247196), (486, 42713280), (540, 38441952), (576, 36039330), (640, 32435397), (648, 32034960), (720, 28831464), (729, 28475520), (810, 25627968), (864, 24026220), (960, 21623598), (972, 21356640), (1080, 19220976), (1152, 18019665), (1215, 17085312), (1296, 16017480), (1440, 14415732), (1458, 14237760), (1620, 12813984), (1728, 12013110), (1920, 10811799), (1944, 10678320), (2160, 9610488), (2187, 9491840), (2430, 8542656), (2592, 8008740), (2880, 7207866), (2916, 7118880), (3240, 6406992), (3456, 6006555), (3645, 5695104), (3888, 5339160), (4320, 4805244), (4374, 4745920), (4860, 4271328), (5184, 4004370), (5760, 3603933), (5832, 3559440), (6480, 3203496), (7290, 2847552), (7776, 2669580), (8640, 2402622), (8748, 2372960), (9720, 2135664), (10368, 2002185), (10935, 1898368), (11664, 1779720), (12960, 1601748), (14580, 1423776), (14831, 1399680), (15552, 1334790), (17280, 1201311), (17496, 1186480), (19440, 1067832), (21870, 949184), (23328, 889860), (25920, 800874), (29160, 711888), (29662, 699840), (31104, 667395), (34992, 593240), (38880, 533916), (43740, 474592), (44493, 466560), (46656, 444930), (51840, 400437), (58320, 355944), (59324, 349920), (69984, 296620), (74155, 279936), (77760, 266958), (87480, 237296), (88986, 233280), (93312, 222465), (116640, 177972), (118648, 174960), (133479, 155520), (139968, 148310)]