20512496160

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{365251}}^1$

素因数の和:365288

約数の個数: 192

約数和(自身を含む): 77316543360

約数和(自身を除く): 56804047200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 351, 360, 390, 416, 432, 468, 480, 520, 540, 585, 624, 702, 720, 780, 864, 936, 1040, 1080, 1170, 1248, 1404, 1440, 1560, 1755, 1872, 2080, 2160, 2340, 2808, 3120, 3510, 3744, 4320, 4680, 5616, 6240, 7020, 9360, 11232, 14040, 18720, 28080, 56160, 365251, 730502, 1095753, 1461004, 1826255, 2191506, 2922008, 3287259, 3652510, 4383012, 4748263, 5478765, 5844016, 6574518, 7305020, 8766024, 9496526, 9861777, 10957530, 11688032, 13149036, 14244789, 14610040, 16436295, 17532048, 18993052, 19723554, 21915060, 23741315, 26298072, 28489578, 29220080, 32872590, 35064096, 37986104, 39447108, 42734367, 43830120, 47482630, 49308885, 52596144, 56979156, 58440160, 65745180, 71223945, 75972208, 78894216, 85468734, 87660240, 94965260, 98617770, 105192288, 113958312, 128203101, 131490360, 142447890, 151944416, 157788432, 170937468, 175320480, 189930520, 197235540, 213671835, 227916624, 256406202, 262980720, 284895780, 315576864, 341874936, 379861040, 394471080, 427343670, 455833248, 512812404, 525961440, 569791560, 641015505, 683749872, 759722080, 788942160, 854687340, 1025624808, 1139583120, 1282031010, 1367499744, 1577884320, 1709374680, 2051249616, 2279166240, 2564062020, 3418749360, 4102499232, 5128124040, 6837498720, 10256248080, 20512496160]

約数ペア:

[(1, 20512496160), (2, 10256248080), (3, 6837498720), (4, 5128124040), (5, 4102499232), (6, 3418749360), (8, 2564062020), (9, 2279166240), (10, 2051249616), (12, 1709374680), (13, 1577884320), (15, 1367499744), (16, 1282031010), (18, 1139583120), (20, 1025624808), (24, 854687340), (26, 788942160), (27, 759722080), (30, 683749872), (32, 641015505), (36, 569791560), (39, 525961440), (40, 512812404), (45, 455833248), (48, 427343670), (52, 394471080), (54, 379861040), (60, 341874936), (65, 315576864), (72, 284895780), (78, 262980720), (80, 256406202), (90, 227916624), (96, 213671835), (104, 197235540), (108, 189930520), (117, 175320480), (120, 170937468), (130, 157788432), (135, 151944416), (144, 142447890), (156, 131490360), (160, 128203101), (180, 113958312), (195, 105192288), (208, 98617770), (216, 94965260), (234, 87660240), (240, 85468734), (260, 78894216), (270, 75972208), (288, 71223945), (312, 65745180), (351, 58440160), (360, 56979156), (390, 52596144), (416, 49308885), (432, 47482630), (468, 43830120), (480, 42734367), (520, 39447108), (540, 37986104), (585, 35064096), (624, 32872590), (702, 29220080), (720, 28489578), (780, 26298072), (864, 23741315), (936, 21915060), (1040, 19723554), (1080, 18993052), (1170, 17532048), (1248, 16436295), (1404, 14610040), (1440, 14244789), (1560, 13149036), (1755, 11688032), (1872, 10957530), (2080, 9861777), (2160, 9496526), (2340, 8766024), (2808, 7305020), (3120, 6574518), (3510, 5844016), (3744, 5478765), (4320, 4748263), (4680, 4383012), (5616, 3652510), (6240, 3287259), (7020, 2922008), (9360, 2191506), (11232, 1826255), (14040, 1461004), (18720, 1095753), (28080, 730502), (56160, 365251)]