497998080

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:477

約数の個数: 216

約数和(自身を含む): 1740997440

約数和(自身を除く): 1242999360

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, 139, 144, 160, 180, 192, 240, 256, 278, 288, 311, 320, 360, 384, 417, 480, 556, 576, 622, 640, 695, 720, 768, 834, 933, 960, 1112, 1152, 1244, 1251, 1280, 1390, 1440, 1555, 1668, 1866, 1920, 2085, 2224, 2304, 2488, 2502, 2780, 2799, 2880, 3110, 3336, 3732, 3840, 4170, 4448, 4665, 4976, 5004, 5560, 5598, 5760, 6220, 6255, 6672, 7464, 8340, 8896, 9330, 9952, 10008, 11120, 11196, 11520, 12440, 12510, 13344, 13995, 14928, 16680, 17792, 18660, 19904, 20016, 22240, 22392, 24880, 25020, 26688, 27990, 29856, 33360, 35584, 37320, 39808, 40032, 43229, 44480, 44784, 49760, 50040, 53376, 55980, 59712, 66720, 74640, 79616, 80064, 86458, 88960, 89568, 99520, 100080, 106752, 111960, 119424, 129687, 133440, 149280, 160128, 172916, 177920, 179136, 199040, 200160, 216145, 223920, 238848, 259374, 266880, 298560, 320256, 345832, 358272, 389061, 398080, 400320, 432290, 447840, 518748, 533760, 597120, 648435, 691664, 716544, 778122, 800640, 864580, 895680, 1037496, 1194240, 1296870, 1383328, 1556244, 1601280, 1729160, 1791360, 1945305, 2074992, 2593740, 2766656, 3112488, 3458320, 3582720, 3890610, 4149984, 5187480, 5533312, 6224976, 6916640, 7781220, 8299968, 10374960, 11066624, 12449952, 13833280, 15562440, 16599936, 20749920, 24899904, 27666560, 31124880, 33199872, 41499840, 49799808, 55333120, 62249760, 82999680, 99599616, 124499520, 165999360, 248999040, 497998080]

約数ペア:

[(1, 497998080), (2, 248999040), (3, 165999360), (4, 124499520), (5, 99599616), (6, 82999680), (8, 62249760), (9, 55333120), (10, 49799808), (12, 41499840), (15, 33199872), (16, 31124880), (18, 27666560), (20, 24899904), (24, 20749920), (30, 16599936), (32, 15562440), (36, 13833280), (40, 12449952), (45, 11066624), (48, 10374960), (60, 8299968), (64, 7781220), (72, 6916640), (80, 6224976), (90, 5533312), (96, 5187480), (120, 4149984), (128, 3890610), (139, 3582720), (144, 3458320), (160, 3112488), (180, 2766656), (192, 2593740), (240, 2074992), (256, 1945305), (278, 1791360), (288, 1729160), (311, 1601280), (320, 1556244), (360, 1383328), (384, 1296870), (417, 1194240), (480, 1037496), (556, 895680), (576, 864580), (622, 800640), (640, 778122), (695, 716544), (720, 691664), (768, 648435), (834, 597120), (933, 533760), (960, 518748), (1112, 447840), (1152, 432290), (1244, 400320), (1251, 398080), (1280, 389061), (1390, 358272), (1440, 345832), (1555, 320256), (1668, 298560), (1866, 266880), (1920, 259374), (2085, 238848), (2224, 223920), (2304, 216145), (2488, 200160), (2502, 199040), (2780, 179136), (2799, 177920), (2880, 172916), (3110, 160128), (3336, 149280), (3732, 133440), (3840, 129687), (4170, 119424), (4448, 111960), (4665, 106752), (4976, 100080), (5004, 99520), (5560, 89568), (5598, 88960), (5760, 86458), (6220, 80064), (6255, 79616), (6672, 74640), (7464, 66720), (8340, 59712), (8896, 55980), (9330, 53376), (9952, 50040), (10008, 49760), (11120, 44784), (11196, 44480), (11520, 43229), (12440, 40032), (12510, 39808), (13344, 37320), (13995, 35584), (14928, 33360), (16680, 29856), (17792, 27990), (18660, 26688), (19904, 25020), (20016, 24880), (22240, 22392)]