1689472000

素因数分解:

$2^{10}\times 5^3\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:299

約数の個数: 176

約数和(自身を含む): 4299486048

約数和(自身を除く): 2610014048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 67, 80, 100, 125, 128, 134, 160, 197, 200, 250, 256, 268, 320, 335, 394, 400, 500, 512, 536, 640, 670, 788, 800, 985, 1000, 1024, 1072, 1280, 1340, 1576, 1600, 1675, 1970, 2000, 2144, 2560, 2680, 3152, 3200, 3350, 3940, 4000, 4288, 4925, 5120, 5360, 6304, 6400, 6700, 7880, 8000, 8375, 8576, 9850, 10720, 12608, 12800, 13199, 13400, 15760, 16000, 16750, 17152, 19700, 21440, 24625, 25216, 25600, 26398, 26800, 31520, 32000, 33500, 34304, 39400, 42880, 49250, 50432, 52796, 53600, 63040, 64000, 65995, 67000, 68608, 78800, 85760, 98500, 100864, 105592, 107200, 126080, 128000, 131990, 134000, 157600, 171520, 197000, 201728, 211184, 214400, 252160, 263980, 268000, 315200, 329975, 343040, 394000, 422368, 428800, 504320, 527960, 536000, 630400, 659950, 788000, 844736, 857600, 1008640, 1055920, 1072000, 1260800, 1319900, 1576000, 1649875, 1689472, 1715200, 2111840, 2144000, 2521600, 2639800, 3152000, 3299750, 3378944, 4223680, 4288000, 5043200, 5279600, 6304000, 6599500, 6757888, 8447360, 8576000, 10559200, 12608000, 13199000, 13515776, 16894720, 21118400, 25216000, 26398000, 33789440, 42236800, 52796000, 67578880, 84473600, 105592000, 168947200, 211184000, 337894400, 422368000, 844736000, 1689472000]

約数ペア:

[(1, 1689472000), (2, 844736000), (4, 422368000), (5, 337894400), (8, 211184000), (10, 168947200), (16, 105592000), (20, 84473600), (25, 67578880), (32, 52796000), (40, 42236800), (50, 33789440), (64, 26398000), (67, 25216000), (80, 21118400), (100, 16894720), (125, 13515776), (128, 13199000), (134, 12608000), (160, 10559200), (197, 8576000), (200, 8447360), (250, 6757888), (256, 6599500), (268, 6304000), (320, 5279600), (335, 5043200), (394, 4288000), (400, 4223680), (500, 3378944), (512, 3299750), (536, 3152000), (640, 2639800), (670, 2521600), (788, 2144000), (800, 2111840), (985, 1715200), (1000, 1689472), (1024, 1649875), (1072, 1576000), (1280, 1319900), (1340, 1260800), (1576, 1072000), (1600, 1055920), (1675, 1008640), (1970, 857600), (2000, 844736), (2144, 788000), (2560, 659950), (2680, 630400), (3152, 536000), (3200, 527960), (3350, 504320), (3940, 428800), (4000, 422368), (4288, 394000), (4925, 343040), (5120, 329975), (5360, 315200), (6304, 268000), (6400, 263980), (6700, 252160), (7880, 214400), (8000, 211184), (8375, 201728), (8576, 197000), (9850, 171520), (10720, 157600), (12608, 134000), (12800, 131990), (13199, 128000), (13400, 126080), (15760, 107200), (16000, 105592), (16750, 100864), (17152, 98500), (19700, 85760), (21440, 78800), (24625, 68608), (25216, 67000), (25600, 65995), (26398, 64000), (26800, 63040), (31520, 53600), (32000, 52796), (33500, 50432), (34304, 49250), (39400, 42880)]