211975680

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{3943}}^1$

素因数の和:3976

約数の個数: 160

約数和(自身を含む): 774664704

約数和(自身を除く): 562689024

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, 3943, 4480, 5376, 6720, 7680, 7886, 8960, 10752, 11829, 13440, 15772, 17920, 19715, 23658, 26880, 27601, 31544, 39430, 47316, 53760, 55202, 59145, 63088, 78860, 82803, 94632, 110404, 118290, 126176, 138005, 157720, 165606, 189264, 220808, 236580, 252352, 276010, 315440, 331212, 378528, 414015, 441616, 473160, 504704, 552020, 630880, 662424, 757056, 828030, 883232, 946320, 1009408, 1104040, 1261760, 1324848, 1514112, 1656060, 1766464, 1892640, 2018816, 2208080, 2523520, 2649696, 3028224, 3312120, 3532928, 3785280, 4416160, 5047040, 5299392, 6056448, 6624240, 7065856, 7570560, 8832320, 10094080, 10598784, 13248480, 14131712, 15141120, 17664640, 21197568, 26496960, 30282240, 35329280, 42395136, 52993920, 70658560, 105987840, 211975680]

約数ペア:

[(1, 211975680), (2, 105987840), (3, 70658560), (4, 52993920), (5, 42395136), (6, 35329280), (7, 30282240), (8, 26496960), (10, 21197568), (12, 17664640), (14, 15141120), (15, 14131712), (16, 13248480), (20, 10598784), (21, 10094080), (24, 8832320), (28, 7570560), (30, 7065856), (32, 6624240), (35, 6056448), (40, 5299392), (42, 5047040), (48, 4416160), (56, 3785280), (60, 3532928), (64, 3312120), (70, 3028224), (80, 2649696), (84, 2523520), (96, 2208080), (105, 2018816), (112, 1892640), (120, 1766464), (128, 1656060), (140, 1514112), (160, 1324848), (168, 1261760), (192, 1104040), (210, 1009408), (224, 946320), (240, 883232), (256, 828030), (280, 757056), (320, 662424), (336, 630880), (384, 552020), (420, 504704), (448, 473160), (480, 441616), (512, 414015), (560, 378528), (640, 331212), (672, 315440), (768, 276010), (840, 252352), (896, 236580), (960, 220808), (1120, 189264), (1280, 165606), (1344, 157720), (1536, 138005), (1680, 126176), (1792, 118290), (1920, 110404), (2240, 94632), (2560, 82803), (2688, 78860), (3360, 63088), (3584, 59145), (3840, 55202), (3943, 53760), (4480, 47316), (5376, 39430), (6720, 31544), (7680, 27601), (7886, 26880), (8960, 23658), (10752, 19715), (11829, 17920), (13440, 15772)]