21749760

素因数分解:

$2^{13}\times 3^2\times 5^1\times {\mathrm{59}}^1$

素因数の和:96

約数の個数: 168

約数和(自身を含む): 76672440

約数和(自身を除く): 54922680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 59, 60, 64, 72, 80, 90, 96, 118, 120, 128, 144, 160, 177, 180, 192, 236, 240, 256, 288, 295, 320, 354, 360, 384, 472, 480, 512, 531, 576, 590, 640, 708, 720, 768, 885, 944, 960, 1024, 1062, 1152, 1180, 1280, 1416, 1440, 1536, 1770, 1888, 1920, 2048, 2124, 2304, 2360, 2560, 2655, 2832, 2880, 3072, 3540, 3776, 3840, 4096, 4248, 4608, 4720, 5120, 5310, 5664, 5760, 6144, 7080, 7552, 7680, 8192, 8496, 9216, 9440, 10240, 10620, 11328, 11520, 12288, 14160, 15104, 15360, 16992, 18432, 18880, 20480, 21240, 22656, 23040, 24576, 28320, 30208, 30720, 33984, 36864, 37760, 40960, 42480, 45312, 46080, 56640, 60416, 61440, 67968, 73728, 75520, 84960, 90624, 92160, 113280, 120832, 122880, 135936, 151040, 169920, 181248, 184320, 226560, 241664, 271872, 302080, 339840, 362496, 368640, 453120, 483328, 543744, 604160, 679680, 724992, 906240, 1087488, 1208320, 1359360, 1449984, 1812480, 2174976, 2416640, 2718720, 3624960, 4349952, 5437440, 7249920, 10874880, 21749760]

約数ペア:

[(1, 21749760), (2, 10874880), (3, 7249920), (4, 5437440), (5, 4349952), (6, 3624960), (8, 2718720), (9, 2416640), (10, 2174976), (12, 1812480), (15, 1449984), (16, 1359360), (18, 1208320), (20, 1087488), (24, 906240), (30, 724992), (32, 679680), (36, 604160), (40, 543744), (45, 483328), (48, 453120), (59, 368640), (60, 362496), (64, 339840), (72, 302080), (80, 271872), (90, 241664), (96, 226560), (118, 184320), (120, 181248), (128, 169920), (144, 151040), (160, 135936), (177, 122880), (180, 120832), (192, 113280), (236, 92160), (240, 90624), (256, 84960), (288, 75520), (295, 73728), (320, 67968), (354, 61440), (360, 60416), (384, 56640), (472, 46080), (480, 45312), (512, 42480), (531, 40960), (576, 37760), (590, 36864), (640, 33984), (708, 30720), (720, 30208), (768, 28320), (885, 24576), (944, 23040), (960, 22656), (1024, 21240), (1062, 20480), (1152, 18880), (1180, 18432), (1280, 16992), (1416, 15360), (1440, 15104), (1536, 14160), (1770, 12288), (1888, 11520), (1920, 11328), (2048, 10620), (2124, 10240), (2304, 9440), (2360, 9216), (2560, 8496), (2655, 8192), (2832, 7680), (2880, 7552), (3072, 7080), (3540, 6144), (3776, 5760), (3840, 5664), (4096, 5310), (4248, 5120), (4608, 4720)]