20908646400

素因数分解:

$2^{13}\times 3^1\times 5^2\times {\mathrm{34031}}^1$

素因数の和:34070

約数の個数: 168

約数和(自身を含む): 69135735744

約数和(自身を除く): 48227089344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 256, 300, 320, 384, 400, 480, 512, 600, 640, 768, 800, 960, 1024, 1200, 1280, 1536, 1600, 1920, 2048, 2400, 2560, 3072, 3200, 3840, 4096, 4800, 5120, 6144, 6400, 7680, 8192, 9600, 10240, 12288, 12800, 15360, 19200, 20480, 24576, 25600, 30720, 34031, 38400, 40960, 51200, 61440, 68062, 76800, 102093, 102400, 122880, 136124, 153600, 170155, 204186, 204800, 272248, 307200, 340310, 408372, 510465, 544496, 614400, 680620, 816744, 850775, 1020930, 1088992, 1361240, 1633488, 1701550, 2041860, 2177984, 2552325, 2722480, 3266976, 3403100, 4083720, 4355968, 5104650, 5444960, 6533952, 6806200, 8167440, 8711936, 10209300, 10889920, 13067904, 13612400, 16334880, 17423872, 20418600, 21779840, 26135808, 27224800, 32669760, 34847744, 40837200, 43559680, 52271616, 54449600, 65339520, 69695488, 81674400, 87119360, 104543232, 108899200, 130679040, 139390976, 163348800, 174238720, 209086464, 217798400, 261358080, 278781952, 326697600, 348477440, 418172928, 435596800, 522716160, 653395200, 696954880, 836345856, 871193600, 1045432320, 1306790400, 1393909760, 1742387200, 2090864640, 2613580800, 3484774400, 4181729280, 5227161600, 6969548800, 10454323200, 20908646400]

約数ペア:

[(1, 20908646400), (2, 10454323200), (3, 6969548800), (4, 5227161600), (5, 4181729280), (6, 3484774400), (8, 2613580800), (10, 2090864640), (12, 1742387200), (15, 1393909760), (16, 1306790400), (20, 1045432320), (24, 871193600), (25, 836345856), (30, 696954880), (32, 653395200), (40, 522716160), (48, 435596800), (50, 418172928), (60, 348477440), (64, 326697600), (75, 278781952), (80, 261358080), (96, 217798400), (100, 209086464), (120, 174238720), (128, 163348800), (150, 139390976), (160, 130679040), (192, 108899200), (200, 104543232), (240, 87119360), (256, 81674400), (300, 69695488), (320, 65339520), (384, 54449600), (400, 52271616), (480, 43559680), (512, 40837200), (600, 34847744), (640, 32669760), (768, 27224800), (800, 26135808), (960, 21779840), (1024, 20418600), (1200, 17423872), (1280, 16334880), (1536, 13612400), (1600, 13067904), (1920, 10889920), (2048, 10209300), (2400, 8711936), (2560, 8167440), (3072, 6806200), (3200, 6533952), (3840, 5444960), (4096, 5104650), (4800, 4355968), (5120, 4083720), (6144, 3403100), (6400, 3266976), (7680, 2722480), (8192, 2552325), (9600, 2177984), (10240, 2041860), (12288, 1701550), (12800, 1633488), (15360, 1361240), (19200, 1088992), (20480, 1020930), (24576, 850775), (25600, 816744), (30720, 680620), (34031, 614400), (38400, 544496), (40960, 510465), (51200, 408372), (61440, 340310), (68062, 307200), (76800, 272248), (102093, 204800), (102400, 204186), (122880, 170155), (136124, 153600)]