1999595520

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1669}}^1$

素因数の和:1715

約数の個数: 288

約数和(自身を含む): 7467805800

約数和(自身を除く): 5468210280

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, 1669, 1872, 1920, 2048, 2080, 2304, 2340, 2496, 2560, 2880, 3072, 3120, 3328, 3338, 3744, 3840, 4160, 4608, 4680, 4992, 5007, 5120, 5760, 6144, 6240, 6656, 6676, 7488, 7680, 8320, 8345, 9216, 9360, 9984, 10014, 10240, 11520, 12480, 13312, 13352, 14976, 15021, 15360, 16640, 16690, 18432, 18720, 19968, 20028, 21697, 23040, 24960, 25035, 26624, 26704, 29952, 30042, 30720, 33280, 33380, 37440, 39936, 40056, 43394, 46080, 49920, 50070, 53408, 59904, 60084, 65091, 66560, 66760, 74880, 75105, 79872, 80112, 86788, 92160, 99840, 100140, 106816, 108485, 119808, 120168, 130182, 133120, 133520, 149760, 150210, 160224, 173576, 195273, 199680, 200280, 213632, 216970, 239616, 240336, 260364, 267040, 299520, 300420, 320448, 325455, 347152, 390546, 399360, 400560, 427264, 433940, 480672, 520728, 534080, 599040, 600840, 640896, 650910, 694304, 781092, 801120, 854528, 867880, 961344, 976365, 1041456, 1068160, 1198080, 1201680, 1281792, 1301820, 1388608, 1562184, 1602240, 1709056, 1735760, 1922688, 1952730, 2082912, 2136320, 2403360, 2563584, 2603640, 2777216, 3124368, 3204480, 3418112, 3471520, 3845376, 3905460, 4165824, 4272640, 4806720, 5127168, 5207280, 5554432, 6248736, 6408960, 6943040, 7690752, 7810920, 8331648, 8545280, 9613440, 10254336, 10414560, 11108864, 12497472, 12817920, 13886080, 15381504, 15621840, 16663296, 17090560, 19226880, 20829120, 22217728, 24994944, 25635840, 27772160, 30763008, 31243680, 33326592, 38453760, 41658240, 44435456, 49989888, 51271680, 55544320, 62487360, 66653184, 76907520, 83316480, 99979776, 111088640, 124974720, 133306368, 153815040, 166632960, 199959552, 222177280, 249949440, 333265920, 399919104, 499898880, 666531840, 999797760, 1999595520]

約数ペア:

[(1, 1999595520), (2, 999797760), (3, 666531840), (4, 499898880), (5, 399919104), (6, 333265920), (8, 249949440), (9, 222177280), (10, 199959552), (12, 166632960), (13, 153815040), (15, 133306368), (16, 124974720), (18, 111088640), (20, 99979776), (24, 83316480), (26, 76907520), (30, 66653184), (32, 62487360), (36, 55544320), (39, 51271680), (40, 49989888), (45, 44435456), (48, 41658240), (52, 38453760), (60, 33326592), (64, 31243680), (65, 30763008), (72, 27772160), (78, 25635840), (80, 24994944), (90, 22217728), (96, 20829120), (104, 19226880), (117, 17090560), (120, 16663296), (128, 15621840), (130, 15381504), (144, 13886080), (156, 12817920), (160, 12497472), (180, 11108864), (192, 10414560), (195, 10254336), (208, 9613440), (234, 8545280), (240, 8331648), (256, 7810920), (260, 7690752), (288, 6943040), (312, 6408960), (320, 6248736), (360, 5554432), (384, 5207280), (390, 5127168), (416, 4806720), (468, 4272640), (480, 4165824), (512, 3905460), (520, 3845376), (576, 3471520), (585, 3418112), (624, 3204480), (640, 3124368), (720, 2777216), (768, 2603640), (780, 2563584), (832, 2403360), (936, 2136320), (960, 2082912), (1024, 1952730), (1040, 1922688), (1152, 1735760), (1170, 1709056), (1248, 1602240), (1280, 1562184), (1440, 1388608), (1536, 1301820), (1560, 1281792), (1664, 1201680), (1669, 1198080), (1872, 1068160), (1920, 1041456), (2048, 976365), (2080, 961344), (2304, 867880), (2340, 854528), (2496, 801120), (2560, 781092), (2880, 694304), (3072, 650910), (3120, 640896), (3328, 600840), (3338, 599040), (3744, 534080), (3840, 520728), (4160, 480672), (4608, 433940), (4680, 427264), (4992, 400560), (5007, 399360), (5120, 390546), (5760, 347152), (6144, 325455), (6240, 320448), (6656, 300420), (6676, 299520), (7488, 267040), (7680, 260364), (8320, 240336), (8345, 239616), (9216, 216970), (9360, 213632), (9984, 200280), (10014, 199680), (10240, 195273), (11520, 173576), (12480, 160224), (13312, 150210), (13352, 149760), (14976, 133520), (15021, 133120), (15360, 130182), (16640, 120168), (16690, 119808), (18432, 108485), (18720, 106816), (19968, 100140), (20028, 99840), (21697, 92160), (23040, 86788), (24960, 80112), (25035, 79872), (26624, 75105), (26704, 74880), (29952, 66760), (30042, 66560), (30720, 65091), (33280, 60084), (33380, 59904), (37440, 53408), (39936, 50070), (40056, 49920), (43394, 46080)]