21916517760

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{4001}}^1$

素因数の和:4346

約数の個数: 256

約数和(自身を含む): 77885323200

約数和(自身を除く): 55968805440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 317, 320, 360, 384, 432, 480, 540, 576, 634, 640, 720, 864, 951, 960, 1080, 1152, 1268, 1440, 1585, 1728, 1902, 1920, 2160, 2536, 2853, 2880, 3170, 3456, 3804, 4001, 4320, 4755, 5072, 5706, 5760, 6340, 7608, 8002, 8559, 8640, 9510, 10144, 11412, 12003, 12680, 14265, 15216, 16004, 17118, 17280, 19020, 20005, 20288, 22824, 24006, 25360, 28530, 30432, 32008, 34236, 36009, 38040, 40010, 40576, 42795, 45648, 48012, 50720, 57060, 60015, 60864, 64016, 68472, 72018, 76080, 80020, 85590, 91296, 96024, 101440, 108027, 114120, 120030, 121728, 128032, 136944, 144036, 152160, 160040, 171180, 180045, 182592, 192048, 202880, 216054, 228240, 240060, 256064, 273888, 288072, 304320, 320080, 342360, 360090, 365184, 384096, 432108, 456480, 480120, 512128, 540135, 547776, 576144, 608640, 640160, 684720, 720180, 768192, 864216, 912960, 960240, 1080270, 1095552, 1152288, 1268317, 1280320, 1369440, 1440360, 1536384, 1728432, 1825920, 1920480, 2160540, 2304576, 2536634, 2560640, 2738880, 2880720, 3456864, 3804951, 3840960, 4321080, 4609152, 5073268, 5477760, 5761440, 6341585, 6913728, 7609902, 7681920, 8642160, 10146536, 11414853, 11522880, 12683170, 13827456, 15219804, 17284320, 19024755, 20293072, 22829706, 23045760, 25366340, 30439608, 34244559, 34568640, 38049510, 40586144, 45659412, 50732680, 57074265, 60879216, 68489118, 69137280, 76099020, 81172288, 91318824, 101465360, 114148530, 121758432, 136978236, 152198040, 162344576, 171222795, 182637648, 202930720, 228297060, 243516864, 273956472, 304396080, 342445590, 365275296, 405861440, 456594120, 487033728, 547912944, 608792160, 684891180, 730550592, 811722880, 913188240, 1095825888, 1217584320, 1369782360, 1461101184, 1826376480, 2191651776, 2435168640, 2739564720, 3652752960, 4383303552, 5479129440, 7305505920, 10958258880, 21916517760]

約数ペア:

[(1, 21916517760), (2, 10958258880), (3, 7305505920), (4, 5479129440), (5, 4383303552), (6, 3652752960), (8, 2739564720), (9, 2435168640), (10, 2191651776), (12, 1826376480), (15, 1461101184), (16, 1369782360), (18, 1217584320), (20, 1095825888), (24, 913188240), (27, 811722880), (30, 730550592), (32, 684891180), (36, 608792160), (40, 547912944), (45, 487033728), (48, 456594120), (54, 405861440), (60, 365275296), (64, 342445590), (72, 304396080), (80, 273956472), (90, 243516864), (96, 228297060), (108, 202930720), (120, 182637648), (128, 171222795), (135, 162344576), (144, 152198040), (160, 136978236), (180, 121758432), (192, 114148530), (216, 101465360), (240, 91318824), (270, 81172288), (288, 76099020), (317, 69137280), (320, 68489118), (360, 60879216), (384, 57074265), (432, 50732680), (480, 45659412), (540, 40586144), (576, 38049510), (634, 34568640), (640, 34244559), (720, 30439608), (864, 25366340), (951, 23045760), (960, 22829706), (1080, 20293072), (1152, 19024755), (1268, 17284320), (1440, 15219804), (1585, 13827456), (1728, 12683170), (1902, 11522880), (1920, 11414853), (2160, 10146536), (2536, 8642160), (2853, 7681920), (2880, 7609902), (3170, 6913728), (3456, 6341585), (3804, 5761440), (4001, 5477760), (4320, 5073268), (4755, 4609152), (5072, 4321080), (5706, 3840960), (5760, 3804951), (6340, 3456864), (7608, 2880720), (8002, 2738880), (8559, 2560640), (8640, 2536634), (9510, 2304576), (10144, 2160540), (11412, 1920480), (12003, 1825920), (12680, 1728432), (14265, 1536384), (15216, 1440360), (16004, 1369440), (17118, 1280320), (17280, 1268317), (19020, 1152288), (20005, 1095552), (20288, 1080270), (22824, 960240), (24006, 912960), (25360, 864216), (28530, 768192), (30432, 720180), (32008, 684720), (34236, 640160), (36009, 608640), (38040, 576144), (40010, 547776), (40576, 540135), (42795, 512128), (45648, 480120), (48012, 456480), (50720, 432108), (57060, 384096), (60015, 365184), (60864, 360090), (64016, 342360), (68472, 320080), (72018, 304320), (76080, 288072), (80020, 273888), (85590, 256064), (91296, 240060), (96024, 228240), (101440, 216054), (108027, 202880), (114120, 192048), (120030, 182592), (121728, 180045), (128032, 171180), (136944, 160040), (144036, 152160)]