211422720

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{27529}}^1$

素因数の和:27555

約数の個数: 80

約数和(自身を含む): 675916560

約数和(自身を除く): 464493840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 27529, 55058, 82587, 110116, 137645, 165174, 220232, 275290, 330348, 412935, 440464, 550580, 660696, 825870, 880928, 1101160, 1321392, 1651740, 1761856, 2202320, 2642784, 3303480, 3523712, 4404640, 5285568, 6606960, 7047424, 8809280, 10571136, 13213920, 14094848, 17618560, 21142272, 26427840, 35237120, 42284544, 52855680, 70474240, 105711360, 211422720]

約数ペア:

[(1, 211422720), (2, 105711360), (3, 70474240), (4, 52855680), (5, 42284544), (6, 35237120), (8, 26427840), (10, 21142272), (12, 17618560), (15, 14094848), (16, 13213920), (20, 10571136), (24, 8809280), (30, 7047424), (32, 6606960), (40, 5285568), (48, 4404640), (60, 3523712), (64, 3303480), (80, 2642784), (96, 2202320), (120, 1761856), (128, 1651740), (160, 1321392), (192, 1101160), (240, 880928), (256, 825870), (320, 660696), (384, 550580), (480, 440464), (512, 412935), (640, 330348), (768, 275290), (960, 220232), (1280, 165174), (1536, 137645), (1920, 110116), (2560, 82587), (3840, 55058), (7680, 27529)]