247457280

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{4603}}^1$

素因数の和:4636

約数の個数: 160

約数和(自身を含む): 904299264

約数和(自身を除く): 656841984

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 3360, 3584, 3840, 4480, 4603, 5376, 6720, 7680, 8960, 9206, 10752, 13440, 13809, 17920, 18412, 23015, 26880, 27618, 32221, 36824, 46030, 53760, 55236, 64442, 69045, 73648, 92060, 96663, 110472, 128884, 138090, 147296, 161105, 184120, 193326, 220944, 257768, 276180, 294592, 322210, 368240, 386652, 441888, 483315, 515536, 552360, 589184, 644420, 736480, 773304, 883776, 966630, 1031072, 1104720, 1178368, 1288840, 1472960, 1546608, 1767552, 1933260, 2062144, 2209440, 2356736, 2577680, 2945920, 3093216, 3535104, 3866520, 4124288, 4418880, 5155360, 5891840, 6186432, 7070208, 7733040, 8248576, 8837760, 10310720, 11783680, 12372864, 15466080, 16497152, 17675520, 20621440, 24745728, 30932160, 35351040, 41242880, 49491456, 61864320, 82485760, 123728640, 247457280]

約数ペア:

[(1, 247457280), (2, 123728640), (3, 82485760), (4, 61864320), (5, 49491456), (6, 41242880), (7, 35351040), (8, 30932160), (10, 24745728), (12, 20621440), (14, 17675520), (15, 16497152), (16, 15466080), (20, 12372864), (21, 11783680), (24, 10310720), (28, 8837760), (30, 8248576), (32, 7733040), (35, 7070208), (40, 6186432), (42, 5891840), (48, 5155360), (56, 4418880), (60, 4124288), (64, 3866520), (70, 3535104), (80, 3093216), (84, 2945920), (96, 2577680), (105, 2356736), (112, 2209440), (120, 2062144), (128, 1933260), (140, 1767552), (160, 1546608), (168, 1472960), (192, 1288840), (210, 1178368), (224, 1104720), (240, 1031072), (256, 966630), (280, 883776), (320, 773304), (336, 736480), (384, 644420), (420, 589184), (448, 552360), (480, 515536), (512, 483315), (560, 441888), (640, 386652), (672, 368240), (768, 322210), (840, 294592), (896, 276180), (960, 257768), (1120, 220944), (1280, 193326), (1344, 184120), (1536, 161105), (1680, 147296), (1792, 138090), (1920, 128884), (2240, 110472), (2560, 96663), (2688, 92060), (3360, 73648), (3584, 69045), (3840, 64442), (4480, 55236), (4603, 53760), (5376, 46030), (6720, 36824), (7680, 32221), (8960, 27618), (9206, 26880), (10752, 23015), (13440, 18412), (13809, 17920)]