20187659520

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{250343}}^1$

素因数の和:250377

約数の個数: 216

約数和(自身を含む): 79825689216

約数和(自身を除く): 59638029696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6720, 8064, 8960, 10080, 11520, 13440, 16128, 20160, 26880, 40320, 80640, 250343, 500686, 751029, 1001372, 1251715, 1502058, 1752401, 2002744, 2253087, 2503430, 3004116, 3504802, 3755145, 4005488, 4506174, 5006860, 5257203, 6008232, 7009604, 7510290, 8010976, 8762005, 9012348, 10013720, 10514406, 11265435, 12016464, 14019208, 15020580, 15771609, 16021952, 17524010, 18024696, 20027440, 21028812, 22530870, 24032928, 26286015, 28038416, 30041160, 31543218, 32043904, 35048020, 36049392, 40054880, 42057624, 45061740, 48065856, 52572030, 56076832, 60082320, 63086436, 64087808, 70096040, 72098784, 78858045, 80109760, 84115248, 90123480, 96131712, 105144060, 112153664, 120164640, 126172872, 140192080, 144197568, 157716090, 160219520, 168230496, 180246960, 192263424, 210288120, 224307328, 240329280, 252345744, 280384160, 288395136, 315432180, 320439040, 336460992, 360493920, 420576240, 448614656, 480658560, 504691488, 560768320, 576790272, 630864360, 672921984, 720987840, 841152480, 961317120, 1009382976, 1121536640, 1261728720, 1345843968, 1441975680, 1682304960, 2018765952, 2243073280, 2523457440, 2883951360, 3364609920, 4037531904, 5046914880, 6729219840, 10093829760, 20187659520]

約数ペア:

[(1, 20187659520), (2, 10093829760), (3, 6729219840), (4, 5046914880), (5, 4037531904), (6, 3364609920), (7, 2883951360), (8, 2523457440), (9, 2243073280), (10, 2018765952), (12, 1682304960), (14, 1441975680), (15, 1345843968), (16, 1261728720), (18, 1121536640), (20, 1009382976), (21, 961317120), (24, 841152480), (28, 720987840), (30, 672921984), (32, 630864360), (35, 576790272), (36, 560768320), (40, 504691488), (42, 480658560), (45, 448614656), (48, 420576240), (56, 360493920), (60, 336460992), (63, 320439040), (64, 315432180), (70, 288395136), (72, 280384160), (80, 252345744), (84, 240329280), (90, 224307328), (96, 210288120), (105, 192263424), (112, 180246960), (120, 168230496), (126, 160219520), (128, 157716090), (140, 144197568), (144, 140192080), (160, 126172872), (168, 120164640), (180, 112153664), (192, 105144060), (210, 96131712), (224, 90123480), (240, 84115248), (252, 80109760), (256, 78858045), (280, 72098784), (288, 70096040), (315, 64087808), (320, 63086436), (336, 60082320), (360, 56076832), (384, 52572030), (420, 48065856), (448, 45061740), (480, 42057624), (504, 40054880), (560, 36049392), (576, 35048020), (630, 32043904), (640, 31543218), (672, 30041160), (720, 28038416), (768, 26286015), (840, 24032928), (896, 22530870), (960, 21028812), (1008, 20027440), (1120, 18024696), (1152, 17524010), (1260, 16021952), (1280, 15771609), (1344, 15020580), (1440, 14019208), (1680, 12016464), (1792, 11265435), (1920, 10514406), (2016, 10013720), (2240, 9012348), (2304, 8762005), (2520, 8010976), (2688, 7510290), (2880, 7009604), (3360, 6008232), (3840, 5257203), (4032, 5006860), (4480, 4506174), (5040, 4005488), (5376, 3755145), (5760, 3504802), (6720, 3004116), (8064, 2503430), (8960, 2253087), (10080, 2002744), (11520, 1752401), (13440, 1502058), (16128, 1251715), (20160, 1001372), (26880, 751029), (40320, 500686), (80640, 250343)]