821256480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{373}}^1$

素因数の和:544

約数の個数: 288

約数和(自身を含む): 3087564480

約数和(自身を除く): 2266308000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 139, 144, 160, 165, 176, 180, 198, 220, 240, 264, 278, 288, 330, 352, 360, 373, 396, 417, 440, 480, 495, 528, 556, 660, 695, 720, 746, 792, 834, 880, 990, 1056, 1112, 1119, 1251, 1320, 1390, 1440, 1492, 1529, 1584, 1668, 1760, 1865, 1980, 2085, 2224, 2238, 2502, 2640, 2780, 2984, 3058, 3168, 3336, 3357, 3730, 3960, 4103, 4170, 4448, 4476, 4587, 5004, 5280, 5560, 5595, 5968, 6116, 6255, 6672, 6714, 7460, 7645, 7920, 8206, 8340, 8952, 9174, 10008, 11120, 11190, 11936, 12232, 12309, 12510, 13344, 13428, 13761, 14920, 15290, 15840, 16412, 16680, 16785, 17904, 18348, 20016, 20515, 22240, 22380, 22935, 24464, 24618, 25020, 26856, 27522, 29840, 30580, 32824, 33360, 33570, 35808, 36696, 36927, 40032, 41030, 44760, 45870, 48928, 49236, 50040, 51847, 53712, 55044, 59680, 61160, 61545, 65648, 66720, 67140, 68805, 73392, 73854, 82060, 89520, 91740, 98472, 100080, 103694, 107424, 110088, 122320, 123090, 131296, 134280, 137610, 146784, 147708, 155541, 164120, 179040, 183480, 184635, 196944, 200160, 207388, 220176, 244640, 246180, 259235, 268560, 275220, 295416, 311082, 328240, 366960, 369270, 393888, 414776, 440352, 466623, 492360, 518470, 537120, 550440, 570317, 590832, 622164, 656480, 733920, 738540, 777705, 829552, 933246, 984720, 1036940, 1100880, 1140634, 1181664, 1244328, 1477080, 1555410, 1659104, 1710951, 1866492, 1969440, 2073880, 2201760, 2281268, 2333115, 2488656, 2851585, 2954160, 3110820, 3421902, 3732984, 4147760, 4562536, 4666230, 4977312, 5132853, 5703170, 5908320, 6221640, 6843804, 7465968, 8295520, 8554755, 9125072, 9332460, 10265706, 11406340, 12443280, 13687608, 14931936, 17109510, 18250144, 18664920, 20531412, 22812680, 24886560, 25664265, 27375216, 34219020, 37329840, 41062824, 45625360, 51328530, 54750432, 68438040, 74659680, 82125648, 91250720, 102657060, 136876080, 164251296, 205314120, 273752160, 410628240, 821256480]

約数ペア:

[(1, 821256480), (2, 410628240), (3, 273752160), (4, 205314120), (5, 164251296), (6, 136876080), (8, 102657060), (9, 91250720), (10, 82125648), (11, 74659680), (12, 68438040), (15, 54750432), (16, 51328530), (18, 45625360), (20, 41062824), (22, 37329840), (24, 34219020), (30, 27375216), (32, 25664265), (33, 24886560), (36, 22812680), (40, 20531412), (44, 18664920), (45, 18250144), (48, 17109510), (55, 14931936), (60, 13687608), (66, 12443280), (72, 11406340), (80, 10265706), (88, 9332460), (90, 9125072), (96, 8554755), (99, 8295520), (110, 7465968), (120, 6843804), (132, 6221640), (139, 5908320), (144, 5703170), (160, 5132853), (165, 4977312), (176, 4666230), (180, 4562536), (198, 4147760), (220, 3732984), (240, 3421902), (264, 3110820), (278, 2954160), (288, 2851585), (330, 2488656), (352, 2333115), (360, 2281268), (373, 2201760), (396, 2073880), (417, 1969440), (440, 1866492), (480, 1710951), (495, 1659104), (528, 1555410), (556, 1477080), (660, 1244328), (695, 1181664), (720, 1140634), (746, 1100880), (792, 1036940), (834, 984720), (880, 933246), (990, 829552), (1056, 777705), (1112, 738540), (1119, 733920), (1251, 656480), (1320, 622164), (1390, 590832), (1440, 570317), (1492, 550440), (1529, 537120), (1584, 518470), (1668, 492360), (1760, 466623), (1865, 440352), (1980, 414776), (2085, 393888), (2224, 369270), (2238, 366960), (2502, 328240), (2640, 311082), (2780, 295416), (2984, 275220), (3058, 268560), (3168, 259235), (3336, 246180), (3357, 244640), (3730, 220176), (3960, 207388), (4103, 200160), (4170, 196944), (4448, 184635), (4476, 183480), (4587, 179040), (5004, 164120), (5280, 155541), (5560, 147708), (5595, 146784), (5968, 137610), (6116, 134280), (6255, 131296), (6672, 123090), (6714, 122320), (7460, 110088), (7645, 107424), (7920, 103694), (8206, 100080), (8340, 98472), (8952, 91740), (9174, 89520), (10008, 82060), (11120, 73854), (11190, 73392), (11936, 68805), (12232, 67140), (12309, 66720), (12510, 65648), (13344, 61545), (13428, 61160), (13761, 59680), (14920, 55044), (15290, 53712), (15840, 51847), (16412, 50040), (16680, 49236), (16785, 48928), (17904, 45870), (18348, 44760), (20016, 41030), (20515, 40032), (22240, 36927), (22380, 36696), (22935, 35808), (24464, 33570), (24618, 33360), (25020, 32824), (26856, 30580), (27522, 29840)]