289664640

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{16763}}^1$

素因数の和:16791

約数の個数: 128

約数和(自身を含む): 1025956800

約数和(自身を除く): 736292160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 16763, 17280, 33526, 50289, 67052, 83815, 100578, 134104, 150867, 167630, 201156, 251445, 268208, 301734, 335260, 402312, 452601, 502890, 536416, 603468, 670520, 754335, 804624, 905202, 1005780, 1072832, 1206936, 1341040, 1508670, 1609248, 1810404, 2011560, 2145664, 2263005, 2413872, 2682080, 3017340, 3218496, 3620808, 4023120, 4526010, 4827744, 5364160, 6034680, 6436992, 7241616, 8046240, 9052020, 9655488, 10728320, 12069360, 14483232, 16092480, 18104040, 19310976, 24138720, 28966464, 32184960, 36208080, 48277440, 57932928, 72416160, 96554880, 144832320, 289664640]

約数ペア:

[(1, 289664640), (2, 144832320), (3, 96554880), (4, 72416160), (5, 57932928), (6, 48277440), (8, 36208080), (9, 32184960), (10, 28966464), (12, 24138720), (15, 19310976), (16, 18104040), (18, 16092480), (20, 14483232), (24, 12069360), (27, 10728320), (30, 9655488), (32, 9052020), (36, 8046240), (40, 7241616), (45, 6436992), (48, 6034680), (54, 5364160), (60, 4827744), (64, 4526010), (72, 4023120), (80, 3620808), (90, 3218496), (96, 3017340), (108, 2682080), (120, 2413872), (128, 2263005), (135, 2145664), (144, 2011560), (160, 1810404), (180, 1609248), (192, 1508670), (216, 1341040), (240, 1206936), (270, 1072832), (288, 1005780), (320, 905202), (360, 804624), (384, 754335), (432, 670520), (480, 603468), (540, 536416), (576, 502890), (640, 452601), (720, 402312), (864, 335260), (960, 301734), (1080, 268208), (1152, 251445), (1440, 201156), (1728, 167630), (1920, 150867), (2160, 134104), (2880, 100578), (3456, 83815), (4320, 67052), (5760, 50289), (8640, 33526), (16763, 17280)]