1891537920

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{4561}}^1$

素因数の和:4598

約数の個数: 220

約数和(自身を含む): 6779688564

約数和(自身を除く): 4888150644

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, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1024, 1080, 1152, 1280, 1296, 1440, 1536, 1620, 1728, 1920, 2160, 2304, 2560, 2592, 2880, 3072, 3240, 3456, 3840, 4320, 4561, 4608, 5120, 5184, 5760, 6480, 6912, 7680, 8640, 9122, 9216, 10368, 11520, 12960, 13683, 13824, 15360, 17280, 18244, 20736, 22805, 23040, 25920, 27366, 27648, 34560, 36488, 41049, 41472, 45610, 46080, 51840, 54732, 68415, 69120, 72976, 82098, 82944, 91220, 103680, 109464, 123147, 136830, 138240, 145952, 164196, 182440, 205245, 207360, 218928, 246294, 273660, 291904, 328392, 364880, 369441, 410490, 414720, 437856, 492588, 547320, 583808, 615735, 656784, 729760, 738882, 820980, 875712, 985176, 1094640, 1167616, 1231470, 1313568, 1459520, 1477764, 1641960, 1751424, 1847205, 1970352, 2189280, 2335232, 2462940, 2627136, 2919040, 2955528, 3283920, 3502848, 3694410, 3940704, 4378560, 4670464, 4925880, 5254272, 5838080, 5911056, 6567840, 7005696, 7388820, 7881408, 8757120, 9851760, 10508544, 11676160, 11822112, 13135680, 14011392, 14777640, 15762816, 17514240, 19703520, 21017088, 23352320, 23644224, 26271360, 29555280, 31525632, 35028480, 39407040, 42034176, 47288448, 52542720, 59110560, 63051264, 70056960, 78814080, 94576896, 105085440, 118221120, 126102528, 157628160, 189153792, 210170880, 236442240, 315256320, 378307584, 472884480, 630512640, 945768960, 1891537920]

約数ペア:

[(1, 1891537920), (2, 945768960), (3, 630512640), (4, 472884480), (5, 378307584), (6, 315256320), (8, 236442240), (9, 210170880), (10, 189153792), (12, 157628160), (15, 126102528), (16, 118221120), (18, 105085440), (20, 94576896), (24, 78814080), (27, 70056960), (30, 63051264), (32, 59110560), (36, 52542720), (40, 47288448), (45, 42034176), (48, 39407040), (54, 35028480), (60, 31525632), (64, 29555280), (72, 26271360), (80, 23644224), (81, 23352320), (90, 21017088), (96, 19703520), (108, 17514240), (120, 15762816), (128, 14777640), (135, 14011392), (144, 13135680), (160, 11822112), (162, 11676160), (180, 10508544), (192, 9851760), (216, 8757120), (240, 7881408), (256, 7388820), (270, 7005696), (288, 6567840), (320, 5911056), (324, 5838080), (360, 5254272), (384, 4925880), (405, 4670464), (432, 4378560), (480, 3940704), (512, 3694410), (540, 3502848), (576, 3283920), (640, 2955528), (648, 2919040), (720, 2627136), (768, 2462940), (810, 2335232), (864, 2189280), (960, 1970352), (1024, 1847205), (1080, 1751424), (1152, 1641960), (1280, 1477764), (1296, 1459520), (1440, 1313568), (1536, 1231470), (1620, 1167616), (1728, 1094640), (1920, 985176), (2160, 875712), (2304, 820980), (2560, 738882), (2592, 729760), (2880, 656784), (3072, 615735), (3240, 583808), (3456, 547320), (3840, 492588), (4320, 437856), (4561, 414720), (4608, 410490), (5120, 369441), (5184, 364880), (5760, 328392), (6480, 291904), (6912, 273660), (7680, 246294), (8640, 218928), (9122, 207360), (9216, 205245), (10368, 182440), (11520, 164196), (12960, 145952), (13683, 138240), (13824, 136830), (15360, 123147), (17280, 109464), (18244, 103680), (20736, 91220), (22805, 82944), (23040, 82098), (25920, 72976), (27366, 69120), (27648, 68415), (34560, 54732), (36488, 51840), (41049, 46080), (41472, 45610)]