211223040

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{3929}}^1$

素因数の和:3962

約数の個数: 160

約数和(自身を含む): 771914880

約数和(自身を除く): 560691840

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, 3929, 4480, 5376, 6720, 7680, 7858, 8960, 10752, 11787, 13440, 15716, 17920, 19645, 23574, 26880, 27503, 31432, 39290, 47148, 53760, 55006, 58935, 62864, 78580, 82509, 94296, 110012, 117870, 125728, 137515, 157160, 165018, 188592, 220024, 235740, 251456, 275030, 314320, 330036, 377184, 412545, 440048, 471480, 502912, 550060, 628640, 660072, 754368, 825090, 880096, 942960, 1005824, 1100120, 1257280, 1320144, 1508736, 1650180, 1760192, 1885920, 2011648, 2200240, 2514560, 2640288, 3017472, 3300360, 3520384, 3771840, 4400480, 5029120, 5280576, 6034944, 6600720, 7040768, 7543680, 8800960, 10058240, 10561152, 13201440, 14081536, 15087360, 17601920, 21122304, 26402880, 30174720, 35203840, 42244608, 52805760, 70407680, 105611520, 211223040]

約数ペア:

[(1, 211223040), (2, 105611520), (3, 70407680), (4, 52805760), (5, 42244608), (6, 35203840), (7, 30174720), (8, 26402880), (10, 21122304), (12, 17601920), (14, 15087360), (15, 14081536), (16, 13201440), (20, 10561152), (21, 10058240), (24, 8800960), (28, 7543680), (30, 7040768), (32, 6600720), (35, 6034944), (40, 5280576), (42, 5029120), (48, 4400480), (56, 3771840), (60, 3520384), (64, 3300360), (70, 3017472), (80, 2640288), (84, 2514560), (96, 2200240), (105, 2011648), (112, 1885920), (120, 1760192), (128, 1650180), (140, 1508736), (160, 1320144), (168, 1257280), (192, 1100120), (210, 1005824), (224, 942960), (240, 880096), (256, 825090), (280, 754368), (320, 660072), (336, 628640), (384, 550060), (420, 502912), (448, 471480), (480, 440048), (512, 412545), (560, 377184), (640, 330036), (672, 314320), (768, 275030), (840, 251456), (896, 235740), (960, 220024), (1120, 188592), (1280, 165018), (1344, 157160), (1536, 137515), (1680, 125728), (1792, 117870), (1920, 110012), (2240, 94296), (2560, 82509), (2688, 78580), (3360, 62864), (3584, 58935), (3840, 55006), (3929, 53760), (4480, 47148), (5376, 39290), (6720, 31432), (7680, 27503), (7858, 26880), (8960, 23574), (10752, 19645), (11787, 17920), (13440, 15716)]