217866240

素因数分解:

$2^{13}\times 3^3\times 5^1\times {\mathrm{197}}^1$

素因数の和:237

約数の個数: 224

約数和(自身を含む): 778520160

約数和(自身を除く): 560653920

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, 197, 216, 240, 256, 270, 288, 320, 360, 384, 394, 432, 480, 512, 540, 576, 591, 640, 720, 768, 788, 864, 960, 985, 1024, 1080, 1152, 1182, 1280, 1440, 1536, 1576, 1728, 1773, 1920, 1970, 2048, 2160, 2304, 2364, 2560, 2880, 2955, 3072, 3152, 3456, 3546, 3840, 3940, 4096, 4320, 4608, 4728, 5120, 5319, 5760, 5910, 6144, 6304, 6912, 7092, 7680, 7880, 8192, 8640, 8865, 9216, 9456, 10240, 10638, 11520, 11820, 12288, 12608, 13824, 14184, 15360, 15760, 17280, 17730, 18432, 18912, 20480, 21276, 23040, 23640, 24576, 25216, 26595, 27648, 28368, 30720, 31520, 34560, 35460, 36864, 37824, 40960, 42552, 46080, 47280, 50432, 53190, 55296, 56736, 61440, 63040, 69120, 70920, 73728, 75648, 85104, 92160, 94560, 100864, 106380, 110592, 113472, 122880, 126080, 138240, 141840, 151296, 170208, 184320, 189120, 201728, 212760, 221184, 226944, 252160, 276480, 283680, 302592, 340416, 368640, 378240, 403456, 425520, 453888, 504320, 552960, 567360, 605184, 680832, 756480, 806912, 851040, 907776, 1008640, 1105920, 1134720, 1210368, 1361664, 1512960, 1613824, 1702080, 1815552, 2017280, 2269440, 2420736, 2723328, 3025920, 3404160, 3631104, 4034560, 4538880, 4841472, 5446656, 6051840, 6808320, 7262208, 8069120, 9077760, 10893312, 12103680, 13616640, 14524416, 18155520, 21786624, 24207360, 27233280, 36311040, 43573248, 54466560, 72622080, 108933120, 217866240]

約数ペア:

[(1, 217866240), (2, 108933120), (3, 72622080), (4, 54466560), (5, 43573248), (6, 36311040), (8, 27233280), (9, 24207360), (10, 21786624), (12, 18155520), (15, 14524416), (16, 13616640), (18, 12103680), (20, 10893312), (24, 9077760), (27, 8069120), (30, 7262208), (32, 6808320), (36, 6051840), (40, 5446656), (45, 4841472), (48, 4538880), (54, 4034560), (60, 3631104), (64, 3404160), (72, 3025920), (80, 2723328), (90, 2420736), (96, 2269440), (108, 2017280), (120, 1815552), (128, 1702080), (135, 1613824), (144, 1512960), (160, 1361664), (180, 1210368), (192, 1134720), (197, 1105920), (216, 1008640), (240, 907776), (256, 851040), (270, 806912), (288, 756480), (320, 680832), (360, 605184), (384, 567360), (394, 552960), (432, 504320), (480, 453888), (512, 425520), (540, 403456), (576, 378240), (591, 368640), (640, 340416), (720, 302592), (768, 283680), (788, 276480), (864, 252160), (960, 226944), (985, 221184), (1024, 212760), (1080, 201728), (1152, 189120), (1182, 184320), (1280, 170208), (1440, 151296), (1536, 141840), (1576, 138240), (1728, 126080), (1773, 122880), (1920, 113472), (1970, 110592), (2048, 106380), (2160, 100864), (2304, 94560), (2364, 92160), (2560, 85104), (2880, 75648), (2955, 73728), (3072, 70920), (3152, 69120), (3456, 63040), (3546, 61440), (3840, 56736), (3940, 55296), (4096, 53190), (4320, 50432), (4608, 47280), (4728, 46080), (5120, 42552), (5319, 40960), (5760, 37824), (5910, 36864), (6144, 35460), (6304, 34560), (6912, 31520), (7092, 30720), (7680, 28368), (7880, 27648), (8192, 26595), (8640, 25216), (8865, 24576), (9216, 23640), (9456, 23040), (10240, 21276), (10638, 20480), (11520, 18912), (11820, 18432), (12288, 17730), (12608, 17280), (13824, 15760), (14184, 15360)]