215808000

素因数分解:

$2^{11}\times 3^1\times 5^3\times {\mathrm{281}}^1$

素因数の和:321

約数の個数: 192

約数和(自身を含む): 720588960

約数和(自身を除く): 504780960

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, 125, 128, 150, 160, 192, 200, 240, 250, 256, 281, 300, 320, 375, 384, 400, 480, 500, 512, 562, 600, 640, 750, 768, 800, 843, 960, 1000, 1024, 1124, 1200, 1280, 1405, 1500, 1536, 1600, 1686, 1920, 2000, 2048, 2248, 2400, 2560, 2810, 3000, 3072, 3200, 3372, 3840, 4000, 4215, 4496, 4800, 5120, 5620, 6000, 6144, 6400, 6744, 7025, 7680, 8000, 8430, 8992, 9600, 10240, 11240, 12000, 12800, 13488, 14050, 15360, 16000, 16860, 17984, 19200, 21075, 22480, 24000, 25600, 26976, 28100, 30720, 32000, 33720, 35125, 35968, 38400, 42150, 44960, 48000, 51200, 53952, 56200, 64000, 67440, 70250, 71936, 76800, 84300, 89920, 96000, 105375, 107904, 112400, 128000, 134880, 140500, 143872, 153600, 168600, 179840, 192000, 210750, 215808, 224800, 256000, 269760, 281000, 287744, 337200, 359680, 384000, 421500, 431616, 449600, 539520, 562000, 575488, 674400, 719360, 768000, 843000, 863232, 899200, 1079040, 1124000, 1348800, 1438720, 1686000, 1726464, 1798400, 2158080, 2248000, 2697600, 2877440, 3372000, 3596800, 4316160, 4496000, 5395200, 6744000, 7193600, 8632320, 8992000, 10790400, 13488000, 14387200, 17984000, 21580800, 26976000, 35968000, 43161600, 53952000, 71936000, 107904000, 215808000]

約数ペア:

[(1, 215808000), (2, 107904000), (3, 71936000), (4, 53952000), (5, 43161600), (6, 35968000), (8, 26976000), (10, 21580800), (12, 17984000), (15, 14387200), (16, 13488000), (20, 10790400), (24, 8992000), (25, 8632320), (30, 7193600), (32, 6744000), (40, 5395200), (48, 4496000), (50, 4316160), (60, 3596800), (64, 3372000), (75, 2877440), (80, 2697600), (96, 2248000), (100, 2158080), (120, 1798400), (125, 1726464), (128, 1686000), (150, 1438720), (160, 1348800), (192, 1124000), (200, 1079040), (240, 899200), (250, 863232), (256, 843000), (281, 768000), (300, 719360), (320, 674400), (375, 575488), (384, 562000), (400, 539520), (480, 449600), (500, 431616), (512, 421500), (562, 384000), (600, 359680), (640, 337200), (750, 287744), (768, 281000), (800, 269760), (843, 256000), (960, 224800), (1000, 215808), (1024, 210750), (1124, 192000), (1200, 179840), (1280, 168600), (1405, 153600), (1500, 143872), (1536, 140500), (1600, 134880), (1686, 128000), (1920, 112400), (2000, 107904), (2048, 105375), (2248, 96000), (2400, 89920), (2560, 84300), (2810, 76800), (3000, 71936), (3072, 70250), (3200, 67440), (3372, 64000), (3840, 56200), (4000, 53952), (4215, 51200), (4496, 48000), (4800, 44960), (5120, 42150), (5620, 38400), (6000, 35968), (6144, 35125), (6400, 33720), (6744, 32000), (7025, 30720), (7680, 28100), (8000, 26976), (8430, 25600), (8992, 24000), (9600, 22480), (10240, 21075), (11240, 19200), (12000, 17984), (12800, 16860), (13488, 16000), (14050, 15360)]