254933760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{337}}^1$

素因数の和:558

約数の個数: 144

約数和(自身を含む): 820755936

約数和(自身を除く): 565822176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 197, 240, 256, 320, 337, 384, 394, 480, 591, 640, 674, 768, 788, 960, 985, 1011, 1182, 1280, 1348, 1576, 1685, 1920, 1970, 2022, 2364, 2696, 2955, 3152, 3370, 3840, 3940, 4044, 4728, 5055, 5392, 5910, 6304, 6740, 7880, 8088, 9456, 10110, 10784, 11820, 12608, 13480, 15760, 16176, 18912, 20220, 21568, 23640, 25216, 26960, 31520, 32352, 37824, 40440, 43136, 47280, 50432, 53920, 63040, 64704, 66389, 75648, 80880, 86272, 94560, 107840, 126080, 129408, 132778, 151296, 161760, 189120, 199167, 215680, 252160, 258816, 265556, 323520, 331945, 378240, 398334, 431360, 531112, 647040, 663890, 756480, 796668, 995835, 1062224, 1294080, 1327780, 1593336, 1991670, 2124448, 2655560, 3186672, 3983340, 4248896, 5311120, 6373344, 7966680, 8497792, 10622240, 12746688, 15933360, 16995584, 21244480, 25493376, 31866720, 42488960, 50986752, 63733440, 84977920, 127466880, 254933760]

約数ペア:

[(1, 254933760), (2, 127466880), (3, 84977920), (4, 63733440), (5, 50986752), (6, 42488960), (8, 31866720), (10, 25493376), (12, 21244480), (15, 16995584), (16, 15933360), (20, 12746688), (24, 10622240), (30, 8497792), (32, 7966680), (40, 6373344), (48, 5311120), (60, 4248896), (64, 3983340), (80, 3186672), (96, 2655560), (120, 2124448), (128, 1991670), (160, 1593336), (192, 1327780), (197, 1294080), (240, 1062224), (256, 995835), (320, 796668), (337, 756480), (384, 663890), (394, 647040), (480, 531112), (591, 431360), (640, 398334), (674, 378240), (768, 331945), (788, 323520), (960, 265556), (985, 258816), (1011, 252160), (1182, 215680), (1280, 199167), (1348, 189120), (1576, 161760), (1685, 151296), (1920, 132778), (1970, 129408), (2022, 126080), (2364, 107840), (2696, 94560), (2955, 86272), (3152, 80880), (3370, 75648), (3840, 66389), (3940, 64704), (4044, 63040), (4728, 53920), (5055, 50432), (5392, 47280), (5910, 43136), (6304, 40440), (6740, 37824), (7880, 32352), (8088, 31520), (9456, 26960), (10110, 25216), (10784, 23640), (11820, 21568), (12608, 20220), (13480, 18912), (15760, 16176)]