51905280

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{1931}}^1$

素因数の和:1962

約数の個数: 144

約数和(自身を含む): 189552384

約数和(自身を除く): 137647104

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, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 1931, 2240, 2688, 3360, 3840, 3862, 4480, 5376, 5793, 6720, 7724, 8960, 9655, 11586, 13440, 13517, 15448, 19310, 23172, 26880, 27034, 28965, 30896, 38620, 40551, 46344, 54068, 57930, 61792, 67585, 77240, 81102, 92688, 108136, 115860, 123584, 135170, 154480, 162204, 185376, 202755, 216272, 231720, 247168, 270340, 308960, 324408, 370752, 405510, 432544, 463440, 494336, 540680, 617920, 648816, 741504, 811020, 865088, 926880, 1081360, 1235840, 1297632, 1483008, 1622040, 1730176, 1853760, 2162720, 2471680, 2595264, 3244080, 3460352, 3707520, 4325440, 5190528, 6488160, 7415040, 8650880, 10381056, 12976320, 17301760, 25952640, 51905280]

約数ペア:

[(1, 51905280), (2, 25952640), (3, 17301760), (4, 12976320), (5, 10381056), (6, 8650880), (7, 7415040), (8, 6488160), (10, 5190528), (12, 4325440), (14, 3707520), (15, 3460352), (16, 3244080), (20, 2595264), (21, 2471680), (24, 2162720), (28, 1853760), (30, 1730176), (32, 1622040), (35, 1483008), (40, 1297632), (42, 1235840), (48, 1081360), (56, 926880), (60, 865088), (64, 811020), (70, 741504), (80, 648816), (84, 617920), (96, 540680), (105, 494336), (112, 463440), (120, 432544), (128, 405510), (140, 370752), (160, 324408), (168, 308960), (192, 270340), (210, 247168), (224, 231720), (240, 216272), (256, 202755), (280, 185376), (320, 162204), (336, 154480), (384, 135170), (420, 123584), (448, 115860), (480, 108136), (560, 92688), (640, 81102), (672, 77240), (768, 67585), (840, 61792), (896, 57930), (960, 54068), (1120, 46344), (1280, 40551), (1344, 38620), (1680, 30896), (1792, 28965), (1920, 27034), (1931, 26880), (2240, 23172), (2688, 19310), (3360, 15448), (3840, 13517), (3862, 13440), (4480, 11586), (5376, 9655), (5793, 8960), (6720, 7724)]