205217280

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{2969}}^1$

素因数の和:3001

約数の個数: 160

約数和(自身を含む): 729194400

約数和(自身を除く): 523977120

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, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2160, 2304, 2560, 2880, 2969, 3456, 3840, 4320, 4608, 5760, 5938, 6912, 7680, 8640, 8907, 11520, 11876, 13824, 14845, 17280, 17814, 23040, 23752, 26721, 29690, 34560, 35628, 44535, 47504, 53442, 59380, 69120, 71256, 80163, 89070, 95008, 106884, 118760, 133605, 142512, 160326, 178140, 190016, 213768, 237520, 267210, 285024, 320652, 356280, 380032, 400815, 427536, 475040, 534420, 570048, 641304, 712560, 760064, 801630, 855072, 950080, 1068840, 1140096, 1282608, 1425120, 1520128, 1603260, 1710144, 1900160, 2137680, 2280192, 2565216, 2850240, 3206520, 3420288, 3800320, 4275360, 4560384, 5130432, 5700480, 6413040, 6840576, 7600640, 8550720, 10260864, 11400960, 12826080, 13681152, 17101440, 20521728, 22801920, 25652160, 34202880, 41043456, 51304320, 68405760, 102608640, 205217280]

約数ペア:

[(1, 205217280), (2, 102608640), (3, 68405760), (4, 51304320), (5, 41043456), (6, 34202880), (8, 25652160), (9, 22801920), (10, 20521728), (12, 17101440), (15, 13681152), (16, 12826080), (18, 11400960), (20, 10260864), (24, 8550720), (27, 7600640), (30, 6840576), (32, 6413040), (36, 5700480), (40, 5130432), (45, 4560384), (48, 4275360), (54, 3800320), (60, 3420288), (64, 3206520), (72, 2850240), (80, 2565216), (90, 2280192), (96, 2137680), (108, 1900160), (120, 1710144), (128, 1603260), (135, 1520128), (144, 1425120), (160, 1282608), (180, 1140096), (192, 1068840), (216, 950080), (240, 855072), (256, 801630), (270, 760064), (288, 712560), (320, 641304), (360, 570048), (384, 534420), (432, 475040), (480, 427536), (512, 400815), (540, 380032), (576, 356280), (640, 320652), (720, 285024), (768, 267210), (864, 237520), (960, 213768), (1080, 190016), (1152, 178140), (1280, 160326), (1440, 142512), (1536, 133605), (1728, 118760), (1920, 106884), (2160, 95008), (2304, 89070), (2560, 80163), (2880, 71256), (2969, 69120), (3456, 59380), (3840, 53442), (4320, 47504), (4608, 44535), (5760, 35628), (5938, 34560), (6912, 29690), (7680, 26721), (8640, 23752), (8907, 23040), (11520, 17814), (11876, 17280), (13824, 14845)]