20545349760

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{91459}}^1$

素因数の和:91500

約数の個数: 256

約数和(自身を含む): 78362928000

約数和(自身を除く): 57817578240

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, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 702, 720, 780, 832, 864, 936, 960, 1040, 1080, 1152, 1170, 1248, 1404, 1440, 1560, 1664, 1728, 1755, 1872, 1920, 2080, 2160, 2340, 2496, 2808, 2880, 3120, 3456, 3510, 3744, 4160, 4320, 4680, 4992, 5616, 5760, 6240, 7020, 7488, 8320, 8640, 9360, 11232, 12480, 14040, 14976, 17280, 18720, 22464, 24960, 28080, 37440, 44928, 56160, 74880, 91459, 112320, 182918, 224640, 274377, 365836, 457295, 548754, 731672, 823131, 914590, 1097508, 1188967, 1371885, 1463344, 1646262, 1829180, 2195016, 2377934, 2469393, 2743770, 2926688, 3292524, 3566901, 3658360, 4115655, 4390032, 4755868, 4938786, 5487540, 5853376, 5944835, 6585048, 7133802, 7316720, 8231310, 8780064, 9511736, 9877572, 10700703, 10975080, 11706752, 11889670, 12346965, 13170096, 14267604, 14633440, 16462620, 17560128, 17834505, 19023472, 19755144, 21401406, 21950160, 23779340, 24693930, 26340192, 28535208, 29266880, 32102109, 32925240, 35120256, 35669010, 38046944, 39510288, 42802812, 43900320, 47558680, 49387860, 52680384, 53503515, 57070416, 58533760, 64204218, 65850480, 71338020, 76093888, 79020576, 85605624, 87800640, 95117360, 98775720, 105360768, 107007030, 114140832, 128408436, 131700960, 142676040, 152187776, 158041152, 160510545, 171211248, 175601280, 190234720, 197551440, 214014060, 228281664, 256816872, 263401920, 285352080, 316082304, 321021090, 342422496, 380469440, 395102880, 428028120, 456563328, 513633744, 526803840, 570704160, 642042180, 684844992, 760938880, 790205760, 856056240, 1027267488, 1141408320, 1284084360, 1369689984, 1580411520, 1712112480, 2054534976, 2282816640, 2568168720, 3424224960, 4109069952, 5136337440, 6848449920, 10272674880, 20545349760]

約数ペア:

[(1, 20545349760), (2, 10272674880), (3, 6848449920), (4, 5136337440), (5, 4109069952), (6, 3424224960), (8, 2568168720), (9, 2282816640), (10, 2054534976), (12, 1712112480), (13, 1580411520), (15, 1369689984), (16, 1284084360), (18, 1141408320), (20, 1027267488), (24, 856056240), (26, 790205760), (27, 760938880), (30, 684844992), (32, 642042180), (36, 570704160), (39, 526803840), (40, 513633744), (45, 456563328), (48, 428028120), (52, 395102880), (54, 380469440), (60, 342422496), (64, 321021090), (65, 316082304), (72, 285352080), (78, 263401920), (80, 256816872), (90, 228281664), (96, 214014060), (104, 197551440), (108, 190234720), (117, 175601280), (120, 171211248), (128, 160510545), (130, 158041152), (135, 152187776), (144, 142676040), (156, 131700960), (160, 128408436), (180, 114140832), (192, 107007030), (195, 105360768), (208, 98775720), (216, 95117360), (234, 87800640), (240, 85605624), (260, 79020576), (270, 76093888), (288, 71338020), (312, 65850480), (320, 64204218), (351, 58533760), (360, 57070416), (384, 53503515), (390, 52680384), (416, 49387860), (432, 47558680), (468, 43900320), (480, 42802812), (520, 39510288), (540, 38046944), (576, 35669010), (585, 35120256), (624, 32925240), (640, 32102109), (702, 29266880), (720, 28535208), (780, 26340192), (832, 24693930), (864, 23779340), (936, 21950160), (960, 21401406), (1040, 19755144), (1080, 19023472), (1152, 17834505), (1170, 17560128), (1248, 16462620), (1404, 14633440), (1440, 14267604), (1560, 13170096), (1664, 12346965), (1728, 11889670), (1755, 11706752), (1872, 10975080), (1920, 10700703), (2080, 9877572), (2160, 9511736), (2340, 8780064), (2496, 8231310), (2808, 7316720), (2880, 7133802), (3120, 6585048), (3456, 5944835), (3510, 5853376), (3744, 5487540), (4160, 4938786), (4320, 4755868), (4680, 4390032), (4992, 4115655), (5616, 3658360), (5760, 3566901), (6240, 3292524), (7020, 2926688), (7488, 2743770), (8320, 2469393), (8640, 2377934), (9360, 2195016), (11232, 1829180), (12480, 1646262), (14040, 1463344), (14976, 1371885), (17280, 1188967), (18720, 1097508), (22464, 914590), (24960, 823131), (28080, 731672), (37440, 548754), (44928, 457295), (56160, 365836), (74880, 274377), (91459, 224640), (112320, 182918)]