20385930240

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34031}}^1$

素因数の和:34075

約数の個数: 264

約数和(自身を含む): 76072546368

約数和(自身を除く): 55686616128

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 512, 520, 576, 585, 624, 640, 720, 768, 780, 832, 936, 960, 1024, 1040, 1152, 1170, 1248, 1280, 1440, 1536, 1560, 1664, 1872, 1920, 2080, 2304, 2340, 2496, 2560, 2880, 3072, 3120, 3328, 3744, 3840, 4160, 4608, 4680, 4992, 5120, 5760, 6240, 6656, 7488, 7680, 8320, 9216, 9360, 9984, 11520, 12480, 13312, 14976, 15360, 16640, 18720, 19968, 23040, 24960, 29952, 33280, 34031, 37440, 39936, 46080, 49920, 59904, 66560, 68062, 74880, 99840, 102093, 119808, 136124, 149760, 170155, 199680, 204186, 272248, 299520, 306279, 340310, 408372, 442403, 510465, 544496, 599040, 612558, 680620, 816744, 884806, 1020930, 1088992, 1225116, 1327209, 1361240, 1531395, 1633488, 1769612, 2041860, 2177984, 2212015, 2450232, 2654418, 2722480, 3062790, 3266976, 3539224, 3981627, 4083720, 4355968, 4424030, 4900464, 5308836, 5444960, 6125580, 6533952, 6636045, 7078448, 7963254, 8167440, 8711936, 8848060, 9800928, 10617672, 10889920, 12251160, 13067904, 13272090, 14156896, 15926508, 16334880, 17423872, 17696120, 19601856, 19908135, 21235344, 21779840, 24502320, 26135808, 26544180, 28313792, 31853016, 32669760, 34847744, 35392240, 39203712, 39816270, 42470688, 43559680, 49004640, 52271616, 53088360, 56627584, 63706032, 65339520, 70784480, 78407424, 79632540, 84941376, 87119360, 98009280, 104543232, 106176720, 113255168, 127412064, 130679040, 141568960, 156814848, 159265080, 169882752, 174238720, 196018560, 212353440, 226510336, 254824128, 261358080, 283137920, 313629696, 318530160, 339765504, 392037120, 424706880, 453020672, 509648256, 522716160, 566275840, 637060320, 679531008, 784074240, 849413760, 1019296512, 1132551680, 1274120640, 1359062016, 1568148480, 1698827520, 2038593024, 2265103360, 2548241280, 3397655040, 4077186048, 5096482560, 6795310080, 10192965120, 20385930240]

約数ペア:

[(1, 20385930240), (2, 10192965120), (3, 6795310080), (4, 5096482560), (5, 4077186048), (6, 3397655040), (8, 2548241280), (9, 2265103360), (10, 2038593024), (12, 1698827520), (13, 1568148480), (15, 1359062016), (16, 1274120640), (18, 1132551680), (20, 1019296512), (24, 849413760), (26, 784074240), (30, 679531008), (32, 637060320), (36, 566275840), (39, 522716160), (40, 509648256), (45, 453020672), (48, 424706880), (52, 392037120), (60, 339765504), (64, 318530160), (65, 313629696), (72, 283137920), (78, 261358080), (80, 254824128), (90, 226510336), (96, 212353440), (104, 196018560), (117, 174238720), (120, 169882752), (128, 159265080), (130, 156814848), (144, 141568960), (156, 130679040), (160, 127412064), (180, 113255168), (192, 106176720), (195, 104543232), (208, 98009280), (234, 87119360), (240, 84941376), (256, 79632540), (260, 78407424), (288, 70784480), (312, 65339520), (320, 63706032), (360, 56627584), (384, 53088360), (390, 52271616), (416, 49004640), (468, 43559680), (480, 42470688), (512, 39816270), (520, 39203712), (576, 35392240), (585, 34847744), (624, 32669760), (640, 31853016), (720, 28313792), (768, 26544180), (780, 26135808), (832, 24502320), (936, 21779840), (960, 21235344), (1024, 19908135), (1040, 19601856), (1152, 17696120), (1170, 17423872), (1248, 16334880), (1280, 15926508), (1440, 14156896), (1536, 13272090), (1560, 13067904), (1664, 12251160), (1872, 10889920), (1920, 10617672), (2080, 9800928), (2304, 8848060), (2340, 8711936), (2496, 8167440), (2560, 7963254), (2880, 7078448), (3072, 6636045), (3120, 6533952), (3328, 6125580), (3744, 5444960), (3840, 5308836), (4160, 4900464), (4608, 4424030), (4680, 4355968), (4992, 4083720), (5120, 3981627), (5760, 3539224), (6240, 3266976), (6656, 3062790), (7488, 2722480), (7680, 2654418), (8320, 2450232), (9216, 2212015), (9360, 2177984), (9984, 2041860), (11520, 1769612), (12480, 1633488), (13312, 1531395), (14976, 1361240), (15360, 1327209), (16640, 1225116), (18720, 1088992), (19968, 1020930), (23040, 884806), (24960, 816744), (29952, 680620), (33280, 612558), (34031, 599040), (37440, 544496), (39936, 510465), (46080, 442403), (49920, 408372), (59904, 340310), (66560, 306279), (68062, 299520), (74880, 272248), (99840, 204186), (102093, 199680), (119808, 170155), (136124, 149760)]