917867520

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{19919}}^1$

素因数の和:19950

約数の個数: 132

約数和(自身を含む): 3180546720

約数和(自身を除く): 2262679200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3072, 3840, 4608, 5120, 5760, 7680, 9216, 11520, 15360, 19919, 23040, 39838, 46080, 59757, 79676, 99595, 119514, 159352, 179271, 199190, 239028, 298785, 318704, 358542, 398380, 478056, 597570, 637408, 717084, 796760, 896355, 956112, 1195140, 1274816, 1434168, 1593520, 1792710, 1912224, 2390280, 2549632, 2868336, 3187040, 3585420, 3824448, 4780560, 5099264, 5736672, 6374080, 7170840, 7648896, 9561120, 10198528, 11473344, 12748160, 14341680, 15297792, 19122240, 20397056, 22946688, 25496320, 28683360, 30595584, 38244480, 45893376, 50992640, 57366720, 61191168, 76488960, 91786752, 101985280, 114733440, 152977920, 183573504, 229466880, 305955840, 458933760, 917867520]

約数ペア:

[(1, 917867520), (2, 458933760), (3, 305955840), (4, 229466880), (5, 183573504), (6, 152977920), (8, 114733440), (9, 101985280), (10, 91786752), (12, 76488960), (15, 61191168), (16, 57366720), (18, 50992640), (20, 45893376), (24, 38244480), (30, 30595584), (32, 28683360), (36, 25496320), (40, 22946688), (45, 20397056), (48, 19122240), (60, 15297792), (64, 14341680), (72, 12748160), (80, 11473344), (90, 10198528), (96, 9561120), (120, 7648896), (128, 7170840), (144, 6374080), (160, 5736672), (180, 5099264), (192, 4780560), (240, 3824448), (256, 3585420), (288, 3187040), (320, 2868336), (360, 2549632), (384, 2390280), (480, 1912224), (512, 1792710), (576, 1593520), (640, 1434168), (720, 1274816), (768, 1195140), (960, 956112), (1024, 896355), (1152, 796760), (1280, 717084), (1440, 637408), (1536, 597570), (1920, 478056), (2304, 398380), (2560, 358542), (2880, 318704), (3072, 298785), (3840, 239028), (4608, 199190), (5120, 179271), (5760, 159352), (7680, 119514), (9216, 99595), (11520, 79676), (15360, 59757), (19919, 46080), (23040, 39838)]