991919018880

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1334947}}^1$

素因数の和:1335018

約数の個数: 256

約数和(自身を含む): 3594747974400

約数和(自身を除く): 2602828955520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 43, 45, 48, 54, 60, 64, 72, 80, 86, 90, 96, 108, 120, 128, 129, 135, 144, 160, 172, 180, 192, 215, 216, 240, 258, 270, 288, 320, 344, 360, 384, 387, 430, 432, 480, 516, 540, 576, 640, 645, 688, 720, 774, 860, 864, 960, 1032, 1080, 1152, 1161, 1290, 1376, 1440, 1548, 1720, 1728, 1920, 1935, 2064, 2160, 2322, 2580, 2752, 2880, 3096, 3440, 3456, 3870, 4128, 4320, 4644, 5160, 5504, 5760, 5805, 6192, 6880, 7740, 8256, 8640, 9288, 10320, 11610, 12384, 13760, 15480, 16512, 17280, 18576, 20640, 23220, 24768, 27520, 30960, 37152, 41280, 46440, 49536, 61920, 74304, 82560, 92880, 123840, 148608, 185760, 247680, 371520, 743040, 1334947, 2669894, 4004841, 5339788, 6674735, 8009682, 10679576, 12014523, 13349470, 16019364, 20024205, 21359152, 24029046, 26698940, 32038728, 36043569, 40048410, 42718304, 48058092, 53397880, 57402721, 60072615, 64077456, 72087138, 80096820, 85436608, 96116184, 106795760, 114805442, 120145230, 128154912, 144174276, 160193640, 170873216, 172208163, 180217845, 192232368, 213591520, 229610884, 240290460, 256309824, 287013605, 288348552, 320387280, 344416326, 360435690, 384464736, 427183040, 459221768, 480580920, 512619648, 516624489, 574027210, 576697104, 640774560, 688832652, 720871380, 768929472, 854366080, 861040815, 918443536, 961161840, 1033248978, 1148054420, 1153394208, 1281549120, 1377665304, 1441742760, 1537858944, 1549873467, 1722081630, 1836887072, 1922323680, 2066497956, 2296108840, 2306788416, 2563098240, 2583122445, 2755330608, 2883485520, 3099746934, 3444163260, 3673774144, 3844647360, 4132995912, 4592217680, 4613576832, 5166244890, 5510661216, 5766971040, 6199493868, 6888326520, 7347548288, 7689294720, 7749367335, 8265991824, 9184435360, 10332489780, 11021322432, 11533942080, 12398987736, 13776653040, 15498734670, 16531983648, 18368870720, 20664979560, 22042644864, 23067884160, 24797975472, 27553306080, 30997469340, 33063967296, 36737741440, 41329959120, 49595950944, 55106612160, 61994938680, 66127934592, 82659918240, 99191901888, 110213224320, 123989877360, 165319836480, 198383803776, 247979754720, 330639672960, 495959509440, 991919018880]

約数ペア:

[(1, 991919018880), (2, 495959509440), (3, 330639672960), (4, 247979754720), (5, 198383803776), (6, 165319836480), (8, 123989877360), (9, 110213224320), (10, 99191901888), (12, 82659918240), (15, 66127934592), (16, 61994938680), (18, 55106612160), (20, 49595950944), (24, 41329959120), (27, 36737741440), (30, 33063967296), (32, 30997469340), (36, 27553306080), (40, 24797975472), (43, 23067884160), (45, 22042644864), (48, 20664979560), (54, 18368870720), (60, 16531983648), (64, 15498734670), (72, 13776653040), (80, 12398987736), (86, 11533942080), (90, 11021322432), (96, 10332489780), (108, 9184435360), (120, 8265991824), (128, 7749367335), (129, 7689294720), (135, 7347548288), (144, 6888326520), (160, 6199493868), (172, 5766971040), (180, 5510661216), (192, 5166244890), (215, 4613576832), (216, 4592217680), (240, 4132995912), (258, 3844647360), (270, 3673774144), (288, 3444163260), (320, 3099746934), (344, 2883485520), (360, 2755330608), (384, 2583122445), (387, 2563098240), (430, 2306788416), (432, 2296108840), (480, 2066497956), (516, 1922323680), (540, 1836887072), (576, 1722081630), (640, 1549873467), (645, 1537858944), (688, 1441742760), (720, 1377665304), (774, 1281549120), (860, 1153394208), (864, 1148054420), (960, 1033248978), (1032, 961161840), (1080, 918443536), (1152, 861040815), (1161, 854366080), (1290, 768929472), (1376, 720871380), (1440, 688832652), (1548, 640774560), (1720, 576697104), (1728, 574027210), (1920, 516624489), (1935, 512619648), (2064, 480580920), (2160, 459221768), (2322, 427183040), (2580, 384464736), (2752, 360435690), (2880, 344416326), (3096, 320387280), (3440, 288348552), (3456, 287013605), (3870, 256309824), (4128, 240290460), (4320, 229610884), (4644, 213591520), (5160, 192232368), (5504, 180217845), (5760, 172208163), (5805, 170873216), (6192, 160193640), (6880, 144174276), (7740, 128154912), (8256, 120145230), (8640, 114805442), (9288, 106795760), (10320, 96116184), (11610, 85436608), (12384, 80096820), (13760, 72087138), (15480, 64077456), (16512, 60072615), (17280, 57402721), (18576, 53397880), (20640, 48058092), (23220, 42718304), (24768, 40048410), (27520, 36043569), (30960, 32038728), (37152, 26698940), (41280, 24029046), (46440, 21359152), (49536, 20024205), (61920, 16019364), (74304, 13349470), (82560, 12014523), (92880, 10679576), (123840, 8009682), (148608, 6674735), (185760, 5339788), (247680, 4004841), (371520, 2669894), (743040, 1334947)]