68759040

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{1279}}^1$

素因数の和:1312

約数の個数: 160

約数和(自身を含む): 251412480

約数和(自身を除く): 182653440

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, 1279, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2558, 2560, 2688, 3360, 3584, 3837, 3840, 4480, 5116, 5376, 6395, 6720, 7674, 7680, 8953, 8960, 10232, 10752, 12790, 13440, 15348, 17906, 17920, 19185, 20464, 25580, 26859, 26880, 30696, 35812, 38370, 40928, 44765, 51160, 53718, 53760, 61392, 71624, 76740, 81856, 89530, 102320, 107436, 122784, 134295, 143248, 153480, 163712, 179060, 204640, 214872, 245568, 268590, 286496, 306960, 327424, 358120, 409280, 429744, 491136, 537180, 572992, 613920, 654848, 716240, 818560, 859488, 982272, 1074360, 1145984, 1227840, 1432480, 1637120, 1718976, 1964544, 2148720, 2291968, 2455680, 2864960, 3274240, 3437952, 4297440, 4583936, 4911360, 5729920, 6875904, 8594880, 9822720, 11459840, 13751808, 17189760, 22919680, 34379520, 68759040]

約数ペア:

[(1, 68759040), (2, 34379520), (3, 22919680), (4, 17189760), (5, 13751808), (6, 11459840), (7, 9822720), (8, 8594880), (10, 6875904), (12, 5729920), (14, 4911360), (15, 4583936), (16, 4297440), (20, 3437952), (21, 3274240), (24, 2864960), (28, 2455680), (30, 2291968), (32, 2148720), (35, 1964544), (40, 1718976), (42, 1637120), (48, 1432480), (56, 1227840), (60, 1145984), (64, 1074360), (70, 982272), (80, 859488), (84, 818560), (96, 716240), (105, 654848), (112, 613920), (120, 572992), (128, 537180), (140, 491136), (160, 429744), (168, 409280), (192, 358120), (210, 327424), (224, 306960), (240, 286496), (256, 268590), (280, 245568), (320, 214872), (336, 204640), (384, 179060), (420, 163712), (448, 153480), (480, 143248), (512, 134295), (560, 122784), (640, 107436), (672, 102320), (768, 89530), (840, 81856), (896, 76740), (960, 71624), (1120, 61392), (1279, 53760), (1280, 53718), (1344, 51160), (1536, 44765), (1680, 40928), (1792, 38370), (1920, 35812), (2240, 30696), (2558, 26880), (2560, 26859), (2688, 25580), (3360, 20464), (3584, 19185), (3837, 17920), (3840, 17906), (4480, 15348), (5116, 13440), (5376, 12790), (6395, 10752), (6720, 10232), (7674, 8960), (7680, 8953)]