449959680

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:447

約数の個数: 216

約数和(自身を含む): 1573593840

約数和(自身を除く): 1123634160

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, 281, 288, 320, 360, 384, 417, 480, 556, 562, 576, 640, 695, 720, 768, 834, 843, 960, 1112, 1124, 1152, 1251, 1280, 1390, 1405, 1440, 1668, 1686, 1920, 2085, 2224, 2248, 2304, 2502, 2529, 2780, 2810, 2880, 3336, 3372, 3840, 4170, 4215, 4448, 4496, 5004, 5058, 5560, 5620, 5760, 6255, 6672, 6744, 8340, 8430, 8896, 8992, 10008, 10116, 11120, 11240, 11520, 12510, 12645, 13344, 13488, 16680, 16860, 17792, 17984, 20016, 20232, 22240, 22480, 25020, 25290, 26688, 26976, 33360, 33720, 35584, 35968, 39059, 40032, 40464, 44480, 44960, 50040, 50580, 53376, 53952, 66720, 67440, 71936, 78118, 80064, 80928, 88960, 89920, 100080, 101160, 106752, 107904, 117177, 133440, 134880, 156236, 160128, 161856, 177920, 179840, 195295, 200160, 202320, 215808, 234354, 266880, 269760, 312472, 320256, 323712, 351531, 359680, 390590, 400320, 404640, 468708, 533760, 539520, 585885, 624944, 647424, 703062, 781180, 800640, 809280, 937416, 1079040, 1171770, 1249888, 1406124, 1562360, 1601280, 1618560, 1757655, 1874832, 2343540, 2499776, 2812248, 3124720, 3237120, 3515310, 3749664, 4687080, 4999552, 5624496, 6249440, 7030620, 7499328, 9374160, 9999104, 11248992, 12498880, 14061240, 14998656, 18748320, 22497984, 24997760, 28122480, 29997312, 37496640, 44995968, 49995520, 56244960, 74993280, 89991936, 112489920, 149986560, 224979840, 449959680]

約数ペア:

[(1, 449959680), (2, 224979840), (3, 149986560), (4, 112489920), (5, 89991936), (6, 74993280), (8, 56244960), (9, 49995520), (10, 44995968), (12, 37496640), (15, 29997312), (16, 28122480), (18, 24997760), (20, 22497984), (24, 18748320), (30, 14998656), (32, 14061240), (36, 12498880), (40, 11248992), (45, 9999104), (48, 9374160), (60, 7499328), (64, 7030620), (72, 6249440), (80, 5624496), (90, 4999552), (96, 4687080), (120, 3749664), (128, 3515310), (139, 3237120), (144, 3124720), (160, 2812248), (180, 2499776), (192, 2343540), (240, 1874832), (256, 1757655), (278, 1618560), (281, 1601280), (288, 1562360), (320, 1406124), (360, 1249888), (384, 1171770), (417, 1079040), (480, 937416), (556, 809280), (562, 800640), (576, 781180), (640, 703062), (695, 647424), (720, 624944), (768, 585885), (834, 539520), (843, 533760), (960, 468708), (1112, 404640), (1124, 400320), (1152, 390590), (1251, 359680), (1280, 351531), (1390, 323712), (1405, 320256), (1440, 312472), (1668, 269760), (1686, 266880), (1920, 234354), (2085, 215808), (2224, 202320), (2248, 200160), (2304, 195295), (2502, 179840), (2529, 177920), (2780, 161856), (2810, 160128), (2880, 156236), (3336, 134880), (3372, 133440), (3840, 117177), (4170, 107904), (4215, 106752), (4448, 101160), (4496, 100080), (5004, 89920), (5058, 88960), (5560, 80928), (5620, 80064), (5760, 78118), (6255, 71936), (6672, 67440), (6744, 66720), (8340, 53952), (8430, 53376), (8896, 50580), (8992, 50040), (10008, 44960), (10116, 44480), (11120, 40464), (11240, 40032), (11520, 39059), (12510, 35968), (12645, 35584), (13344, 33720), (13488, 33360), (16680, 26976), (16860, 26688), (17792, 25290), (17984, 25020), (20016, 22480), (20232, 22240)]