3870720

素因数分解:

$2^{12}\times 3^3\times 5^1\times 7^1$

素因数の和:45

約数の個数: 208

約数和(自身を含む): 15726720

約数和(自身を除く): 11856000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 512, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1024, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1536, 1680, 1728, 1792, 1890, 1920, 2016, 2048, 2160, 2240, 2304, 2520, 2560, 2688, 2880, 3024, 3072, 3360, 3456, 3584, 3780, 3840, 4032, 4096, 4320, 4480, 4608, 5040, 5120, 5376, 5760, 6048, 6144, 6720, 6912, 7168, 7560, 7680, 8064, 8640, 8960, 9216, 10080, 10240, 10752, 11520, 12096, 12288, 13440, 13824, 14336, 15120, 15360, 16128, 17280, 17920, 18432, 20160, 20480, 21504, 23040, 24192, 26880, 27648, 28672, 30240, 30720, 32256, 34560, 35840, 36864, 40320, 43008, 46080, 48384, 53760, 55296, 60480, 61440, 64512, 69120, 71680, 80640, 86016, 92160, 96768, 107520, 110592, 120960, 129024, 138240, 143360, 161280, 184320, 193536, 215040, 241920, 258048, 276480, 322560, 387072, 430080, 483840, 552960, 645120, 774144, 967680, 1290240, 1935360, 3870720]

約数ペア:

[(1, 3870720), (2, 1935360), (3, 1290240), (4, 967680), (5, 774144), (6, 645120), (7, 552960), (8, 483840), (9, 430080), (10, 387072), (12, 322560), (14, 276480), (15, 258048), (16, 241920), (18, 215040), (20, 193536), (21, 184320), (24, 161280), (27, 143360), (28, 138240), (30, 129024), (32, 120960), (35, 110592), (36, 107520), (40, 96768), (42, 92160), (45, 86016), (48, 80640), (54, 71680), (56, 69120), (60, 64512), (63, 61440), (64, 60480), (70, 55296), (72, 53760), (80, 48384), (84, 46080), (90, 43008), (96, 40320), (105, 36864), (108, 35840), (112, 34560), (120, 32256), (126, 30720), (128, 30240), (135, 28672), (140, 27648), (144, 26880), (160, 24192), (168, 23040), (180, 21504), (189, 20480), (192, 20160), (210, 18432), (216, 17920), (224, 17280), (240, 16128), (252, 15360), (256, 15120), (270, 14336), (280, 13824), (288, 13440), (315, 12288), (320, 12096), (336, 11520), (360, 10752), (378, 10240), (384, 10080), (420, 9216), (432, 8960), (448, 8640), (480, 8064), (504, 7680), (512, 7560), (540, 7168), (560, 6912), (576, 6720), (630, 6144), (640, 6048), (672, 5760), (720, 5376), (756, 5120), (768, 5040), (840, 4608), (864, 4480), (896, 4320), (945, 4096), (960, 4032), (1008, 3840), (1024, 3780), (1080, 3584), (1120, 3456), (1152, 3360), (1260, 3072), (1280, 3024), (1344, 2880), (1440, 2688), (1512, 2560), (1536, 2520), (1680, 2304), (1728, 2240), (1792, 2160), (1890, 2048), (1920, 2016)]