681192960

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{12671}}^1$

素因数の和:12704

約数の個数: 160

約数和(自身を含む): 2488983552

約数和(自身を除く): 1807790592

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 3360, 3584, 3840, 4480, 5376, 6720, 7680, 8960, 10752, 12671, 13440, 17920, 25342, 26880, 38013, 50684, 53760, 63355, 76026, 88697, 101368, 126710, 152052, 177394, 190065, 202736, 253420, 266091, 304104, 354788, 380130, 405472, 443485, 506840, 532182, 608208, 709576, 760260, 810944, 886970, 1013680, 1064364, 1216416, 1330455, 1419152, 1520520, 1621888, 1773940, 2027360, 2128728, 2432832, 2660910, 2838304, 3041040, 3243776, 3547880, 4054720, 4257456, 4865664, 5321820, 5676608, 6082080, 6487552, 7095760, 8109440, 8514912, 9731328, 10643640, 11353216, 12164160, 14191520, 16218880, 17029824, 19462656, 21287280, 22706432, 24328320, 28383040, 32437760, 34059648, 42574560, 45412864, 48656640, 56766080, 68119296, 85149120, 97313280, 113532160, 136238592, 170298240, 227064320, 340596480, 681192960]

約数ペア:

[(1, 681192960), (2, 340596480), (3, 227064320), (4, 170298240), (5, 136238592), (6, 113532160), (7, 97313280), (8, 85149120), (10, 68119296), (12, 56766080), (14, 48656640), (15, 45412864), (16, 42574560), (20, 34059648), (21, 32437760), (24, 28383040), (28, 24328320), (30, 22706432), (32, 21287280), (35, 19462656), (40, 17029824), (42, 16218880), (48, 14191520), (56, 12164160), (60, 11353216), (64, 10643640), (70, 9731328), (80, 8514912), (84, 8109440), (96, 7095760), (105, 6487552), (112, 6082080), (120, 5676608), (128, 5321820), (140, 4865664), (160, 4257456), (168, 4054720), (192, 3547880), (210, 3243776), (224, 3041040), (240, 2838304), (256, 2660910), (280, 2432832), (320, 2128728), (336, 2027360), (384, 1773940), (420, 1621888), (448, 1520520), (480, 1419152), (512, 1330455), (560, 1216416), (640, 1064364), (672, 1013680), (768, 886970), (840, 810944), (896, 760260), (960, 709576), (1120, 608208), (1280, 532182), (1344, 506840), (1536, 443485), (1680, 405472), (1792, 380130), (1920, 354788), (2240, 304104), (2560, 266091), (2688, 253420), (3360, 202736), (3584, 190065), (3840, 177394), (4480, 152052), (5376, 126710), (6720, 101368), (7680, 88697), (8960, 76026), (10752, 63355), (12671, 53760), (13440, 50684), (17920, 38013), (25342, 26880)]