68394240

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{1979}}^1$

素因数の和:2009

約数の個数: 144

約数和(自身を含む): 242827200

約数和(自身を除く): 174432960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 1979, 2160, 2304, 2880, 3456, 3840, 3958, 4320, 5760, 5937, 6912, 7916, 8640, 9895, 11520, 11874, 15832, 17280, 17811, 19790, 23748, 29685, 31664, 34560, 35622, 39580, 47496, 53433, 59370, 63328, 71244, 79160, 89055, 94992, 106866, 118740, 126656, 142488, 158320, 178110, 189984, 213732, 237480, 253312, 267165, 284976, 316640, 356220, 379968, 427464, 474960, 506624, 534330, 569952, 633280, 712440, 759936, 854928, 949920, 1068660, 1139904, 1266560, 1424880, 1519872, 1709856, 1899840, 2137320, 2279808, 2533120, 2849760, 3419712, 3799680, 4274640, 4559616, 5699520, 6839424, 7599360, 8549280, 11399040, 13678848, 17098560, 22798080, 34197120, 68394240]

約数ペア:

[(1, 68394240), (2, 34197120), (3, 22798080), (4, 17098560), (5, 13678848), (6, 11399040), (8, 8549280), (9, 7599360), (10, 6839424), (12, 5699520), (15, 4559616), (16, 4274640), (18, 3799680), (20, 3419712), (24, 2849760), (27, 2533120), (30, 2279808), (32, 2137320), (36, 1899840), (40, 1709856), (45, 1519872), (48, 1424880), (54, 1266560), (60, 1139904), (64, 1068660), (72, 949920), (80, 854928), (90, 759936), (96, 712440), (108, 633280), (120, 569952), (128, 534330), (135, 506624), (144, 474960), (160, 427464), (180, 379968), (192, 356220), (216, 316640), (240, 284976), (256, 267165), (270, 253312), (288, 237480), (320, 213732), (360, 189984), (384, 178110), (432, 158320), (480, 142488), (540, 126656), (576, 118740), (640, 106866), (720, 94992), (768, 89055), (864, 79160), (960, 71244), (1080, 63328), (1152, 59370), (1280, 53433), (1440, 47496), (1728, 39580), (1920, 35622), (1979, 34560), (2160, 31664), (2304, 29685), (2880, 23748), (3456, 19790), (3840, 17811), (3958, 17280), (4320, 15832), (5760, 11874), (5937, 11520), (6912, 9895), (7916, 8640)]