78831360

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{2281}}^1$

素因数の和:2311

約数の個数: 144

約数和(自身を含む): 279864480

約数和(自身を除く): 201033120

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, 2160, 2281, 2304, 2880, 3456, 3840, 4320, 4562, 5760, 6843, 6912, 8640, 9124, 11405, 11520, 13686, 17280, 18248, 20529, 22810, 27372, 34215, 34560, 36496, 41058, 45620, 54744, 61587, 68430, 72992, 82116, 91240, 102645, 109488, 123174, 136860, 145984, 164232, 182480, 205290, 218976, 246348, 273720, 291968, 307935, 328464, 364960, 410580, 437952, 492696, 547440, 583936, 615870, 656928, 729920, 821160, 875904, 985392, 1094880, 1231740, 1313856, 1459840, 1642320, 1751808, 1970784, 2189760, 2463480, 2627712, 2919680, 3284640, 3941568, 4379520, 4926960, 5255424, 6569280, 7883136, 8759040, 9853920, 13138560, 15766272, 19707840, 26277120, 39415680, 78831360]

約数ペア:

[(1, 78831360), (2, 39415680), (3, 26277120), (4, 19707840), (5, 15766272), (6, 13138560), (8, 9853920), (9, 8759040), (10, 7883136), (12, 6569280), (15, 5255424), (16, 4926960), (18, 4379520), (20, 3941568), (24, 3284640), (27, 2919680), (30, 2627712), (32, 2463480), (36, 2189760), (40, 1970784), (45, 1751808), (48, 1642320), (54, 1459840), (60, 1313856), (64, 1231740), (72, 1094880), (80, 985392), (90, 875904), (96, 821160), (108, 729920), (120, 656928), (128, 615870), (135, 583936), (144, 547440), (160, 492696), (180, 437952), (192, 410580), (216, 364960), (240, 328464), (256, 307935), (270, 291968), (288, 273720), (320, 246348), (360, 218976), (384, 205290), (432, 182480), (480, 164232), (540, 145984), (576, 136860), (640, 123174), (720, 109488), (768, 102645), (864, 91240), (960, 82116), (1080, 72992), (1152, 68430), (1280, 61587), (1440, 54744), (1728, 45620), (1920, 41058), (2160, 36496), (2281, 34560), (2304, 34215), (2880, 27372), (3456, 22810), (3840, 20529), (4320, 18248), (4562, 17280), (5760, 13686), (6843, 11520), (6912, 11405), (8640, 9124)]