217955520

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{75679}}^1$

素因数の和:75702

約数の個数: 84

約数和(自身を含む): 749686080

約数和(自身を除く): 531730560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 75679, 151358, 227037, 302716, 378395, 454074, 605432, 681111, 756790, 908148, 1135185, 1210864, 1362222, 1513580, 1816296, 2270370, 2421728, 2724444, 3027160, 3405555, 3632592, 4540740, 4843456, 5448888, 6054320, 6811110, 7265184, 9081480, 10897776, 12108640, 13622220, 14530368, 18162960, 21795552, 24217280, 27244440, 36325920, 43591104, 54488880, 72651840, 108977760, 217955520]

約数ペア:

[(1, 217955520), (2, 108977760), (3, 72651840), (4, 54488880), (5, 43591104), (6, 36325920), (8, 27244440), (9, 24217280), (10, 21795552), (12, 18162960), (15, 14530368), (16, 13622220), (18, 12108640), (20, 10897776), (24, 9081480), (30, 7265184), (32, 6811110), (36, 6054320), (40, 5448888), (45, 4843456), (48, 4540740), (60, 3632592), (64, 3405555), (72, 3027160), (80, 2724444), (90, 2421728), (96, 2270370), (120, 1816296), (144, 1513580), (160, 1362222), (180, 1210864), (192, 1135185), (240, 908148), (288, 756790), (320, 681111), (360, 605432), (480, 454074), (576, 378395), (720, 302716), (960, 227037), (1440, 151358), (2880, 75679)]