1213568000

素因数分解:

$2^{10}\times 5^3\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:553

約数の個数: 176

約数和(自身を含む): 3193320000

約数和(自身を除く): 1979752000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 125, 128, 152, 160, 190, 200, 250, 256, 304, 320, 380, 400, 475, 499, 500, 512, 608, 640, 760, 800, 950, 998, 1000, 1024, 1216, 1280, 1520, 1600, 1900, 1996, 2000, 2375, 2432, 2495, 2560, 3040, 3200, 3800, 3992, 4000, 4750, 4864, 4990, 5120, 6080, 6400, 7600, 7984, 8000, 9481, 9500, 9728, 9980, 12160, 12475, 12800, 15200, 15968, 16000, 18962, 19000, 19456, 19960, 24320, 24950, 25600, 30400, 31936, 32000, 37924, 38000, 39920, 47405, 48640, 49900, 60800, 62375, 63872, 64000, 75848, 76000, 79840, 94810, 97280, 99800, 121600, 124750, 127744, 128000, 151696, 152000, 159680, 189620, 199600, 237025, 243200, 249500, 255488, 303392, 304000, 319360, 379240, 399200, 474050, 486400, 499000, 510976, 606784, 608000, 638720, 758480, 798400, 948100, 998000, 1185125, 1213568, 1216000, 1277440, 1516960, 1596800, 1896200, 1996000, 2370250, 2427136, 2432000, 2554880, 3033920, 3193600, 3792400, 3992000, 4740500, 4854272, 6067840, 6387200, 7584800, 7984000, 9481000, 9708544, 12135680, 12774400, 15169600, 15968000, 18962000, 24271360, 30339200, 31936000, 37924000, 48542720, 60678400, 63872000, 75848000, 121356800, 151696000, 242713600, 303392000, 606784000, 1213568000]

約数ペア:

[(1, 1213568000), (2, 606784000), (4, 303392000), (5, 242713600), (8, 151696000), (10, 121356800), (16, 75848000), (19, 63872000), (20, 60678400), (25, 48542720), (32, 37924000), (38, 31936000), (40, 30339200), (50, 24271360), (64, 18962000), (76, 15968000), (80, 15169600), (95, 12774400), (100, 12135680), (125, 9708544), (128, 9481000), (152, 7984000), (160, 7584800), (190, 6387200), (200, 6067840), (250, 4854272), (256, 4740500), (304, 3992000), (320, 3792400), (380, 3193600), (400, 3033920), (475, 2554880), (499, 2432000), (500, 2427136), (512, 2370250), (608, 1996000), (640, 1896200), (760, 1596800), (800, 1516960), (950, 1277440), (998, 1216000), (1000, 1213568), (1024, 1185125), (1216, 998000), (1280, 948100), (1520, 798400), (1600, 758480), (1900, 638720), (1996, 608000), (2000, 606784), (2375, 510976), (2432, 499000), (2495, 486400), (2560, 474050), (3040, 399200), (3200, 379240), (3800, 319360), (3992, 304000), (4000, 303392), (4750, 255488), (4864, 249500), (4990, 243200), (5120, 237025), (6080, 199600), (6400, 189620), (7600, 159680), (7984, 152000), (8000, 151696), (9481, 128000), (9500, 127744), (9728, 124750), (9980, 121600), (12160, 99800), (12475, 97280), (12800, 94810), (15200, 79840), (15968, 76000), (16000, 75848), (18962, 64000), (19000, 63872), (19456, 62375), (19960, 60800), (24320, 49900), (24950, 48640), (25600, 47405), (30400, 39920), (31936, 38000), (32000, 37924)]