305475840

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{8839}}^1$

素因数の和:8869

約数の個数: 144

約数和(自身を含む): 1084137600

約数和(自身を除く): 778661760

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, 2304, 2880, 3456, 3840, 4320, 5760, 6912, 8640, 8839, 11520, 17280, 17678, 26517, 34560, 35356, 44195, 53034, 70712, 79551, 88390, 106068, 132585, 141424, 159102, 176780, 212136, 238653, 265170, 282848, 318204, 353560, 397755, 424272, 477306, 530340, 565696, 636408, 707120, 795510, 848544, 954612, 1060680, 1131392, 1193265, 1272816, 1414240, 1591020, 1697088, 1909224, 2121360, 2262784, 2386530, 2545632, 2828480, 3182040, 3394176, 3818448, 4242720, 4773060, 5091264, 5656960, 6364080, 6788352, 7636896, 8485440, 9546120, 10182528, 11313920, 12728160, 15273792, 16970880, 19092240, 20365056, 25456320, 30547584, 33941760, 38184480, 50912640, 61095168, 76368960, 101825280, 152737920, 305475840]

約数ペア:

[(1, 305475840), (2, 152737920), (3, 101825280), (4, 76368960), (5, 61095168), (6, 50912640), (8, 38184480), (9, 33941760), (10, 30547584), (12, 25456320), (15, 20365056), (16, 19092240), (18, 16970880), (20, 15273792), (24, 12728160), (27, 11313920), (30, 10182528), (32, 9546120), (36, 8485440), (40, 7636896), (45, 6788352), (48, 6364080), (54, 5656960), (60, 5091264), (64, 4773060), (72, 4242720), (80, 3818448), (90, 3394176), (96, 3182040), (108, 2828480), (120, 2545632), (128, 2386530), (135, 2262784), (144, 2121360), (160, 1909224), (180, 1697088), (192, 1591020), (216, 1414240), (240, 1272816), (256, 1193265), (270, 1131392), (288, 1060680), (320, 954612), (360, 848544), (384, 795510), (432, 707120), (480, 636408), (540, 565696), (576, 530340), (640, 477306), (720, 424272), (768, 397755), (864, 353560), (960, 318204), (1080, 282848), (1152, 265170), (1280, 238653), (1440, 212136), (1728, 176780), (1920, 159102), (2160, 141424), (2304, 132585), (2880, 106068), (3456, 88390), (3840, 79551), (4320, 70712), (5760, 53034), (6912, 44195), (8640, 35356), (8839, 34560), (11520, 26517), (17280, 17678)]