21196800

素因数分解:

$2^{12}\times 3^2\times 5^2\times {\mathrm{23}}^1$

素因数の和:63

約数の個数: 234

約数和(自身を含む): 79223352

約数和(自身を除く): 58026552

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 30, 32, 36, 40, 45, 46, 48, 50, 60, 64, 69, 72, 75, 80, 90, 92, 96, 100, 115, 120, 128, 138, 144, 150, 160, 180, 184, 192, 200, 207, 225, 230, 240, 256, 276, 288, 300, 320, 345, 360, 368, 384, 400, 414, 450, 460, 480, 512, 552, 575, 576, 600, 640, 690, 720, 736, 768, 800, 828, 900, 920, 960, 1024, 1035, 1104, 1150, 1152, 1200, 1280, 1380, 1440, 1472, 1536, 1600, 1656, 1725, 1800, 1840, 1920, 2048, 2070, 2208, 2300, 2304, 2400, 2560, 2760, 2880, 2944, 3072, 3200, 3312, 3450, 3600, 3680, 3840, 4096, 4140, 4416, 4600, 4608, 4800, 5120, 5175, 5520, 5760, 5888, 6144, 6400, 6624, 6900, 7200, 7360, 7680, 8280, 8832, 9200, 9216, 9600, 10240, 10350, 11040, 11520, 11776, 12288, 12800, 13248, 13800, 14400, 14720, 15360, 16560, 17664, 18400, 18432, 19200, 20480, 20700, 22080, 23040, 23552, 25600, 26496, 27600, 28800, 29440, 30720, 33120, 35328, 36800, 36864, 38400, 41400, 44160, 46080, 47104, 51200, 52992, 55200, 57600, 58880, 61440, 66240, 70656, 73600, 76800, 82800, 88320, 92160, 94208, 102400, 105984, 110400, 115200, 117760, 132480, 141312, 147200, 153600, 165600, 176640, 184320, 211968, 220800, 230400, 235520, 264960, 282624, 294400, 307200, 331200, 353280, 423936, 441600, 460800, 471040, 529920, 588800, 662400, 706560, 847872, 883200, 921600, 1059840, 1177600, 1324800, 1413120, 1766400, 2119680, 2355200, 2649600, 3532800, 4239360, 5299200, 7065600, 10598400, 21196800]

約数ペア:

[(1, 21196800), (2, 10598400), (3, 7065600), (4, 5299200), (5, 4239360), (6, 3532800), (8, 2649600), (9, 2355200), (10, 2119680), (12, 1766400), (15, 1413120), (16, 1324800), (18, 1177600), (20, 1059840), (23, 921600), (24, 883200), (25, 847872), (30, 706560), (32, 662400), (36, 588800), (40, 529920), (45, 471040), (46, 460800), (48, 441600), (50, 423936), (60, 353280), (64, 331200), (69, 307200), (72, 294400), (75, 282624), (80, 264960), (90, 235520), (92, 230400), (96, 220800), (100, 211968), (115, 184320), (120, 176640), (128, 165600), (138, 153600), (144, 147200), (150, 141312), (160, 132480), (180, 117760), (184, 115200), (192, 110400), (200, 105984), (207, 102400), (225, 94208), (230, 92160), (240, 88320), (256, 82800), (276, 76800), (288, 73600), (300, 70656), (320, 66240), (345, 61440), (360, 58880), (368, 57600), (384, 55200), (400, 52992), (414, 51200), (450, 47104), (460, 46080), (480, 44160), (512, 41400), (552, 38400), (575, 36864), (576, 36800), (600, 35328), (640, 33120), (690, 30720), (720, 29440), (736, 28800), (768, 27600), (800, 26496), (828, 25600), (900, 23552), (920, 23040), (960, 22080), (1024, 20700), (1035, 20480), (1104, 19200), (1150, 18432), (1152, 18400), (1200, 17664), (1280, 16560), (1380, 15360), (1440, 14720), (1472, 14400), (1536, 13800), (1600, 13248), (1656, 12800), (1725, 12288), (1800, 11776), (1840, 11520), (1920, 11040), (2048, 10350), (2070, 10240), (2208, 9600), (2300, 9216), (2304, 9200), (2400, 8832), (2560, 8280), (2760, 7680), (2880, 7360), (2944, 7200), (3072, 6900), (3200, 6624), (3312, 6400), (3450, 6144), (3600, 5888), (3680, 5760), (3840, 5520), (4096, 5175), (4140, 5120), (4416, 4800), (4600, 4608)]