67664640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1$

素因数の和:354

約数の個数: 144

約数和(自身を含む): 220163328

約数和(自身を除く): 152498688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 128, 134, 160, 192, 201, 240, 256, 263, 268, 320, 335, 384, 402, 480, 526, 536, 640, 670, 768, 789, 804, 960, 1005, 1052, 1072, 1280, 1315, 1340, 1578, 1608, 1920, 2010, 2104, 2144, 2630, 2680, 3156, 3216, 3840, 3945, 4020, 4208, 4288, 5260, 5360, 6312, 6432, 7890, 8040, 8416, 8576, 10520, 10720, 12624, 12864, 15780, 16080, 16832, 17152, 17621, 21040, 21440, 25248, 25728, 31560, 32160, 33664, 35242, 42080, 42880, 50496, 51456, 52863, 63120, 64320, 67328, 70484, 84160, 85760, 88105, 100992, 105726, 126240, 128640, 140968, 168320, 176210, 201984, 211452, 252480, 257280, 264315, 281936, 336640, 352420, 422904, 504960, 528630, 563872, 704840, 845808, 1009920, 1057260, 1127744, 1409680, 1691616, 2114520, 2255488, 2819360, 3383232, 4229040, 4510976, 5638720, 6766464, 8458080, 11277440, 13532928, 16916160, 22554880, 33832320, 67664640]

約数ペア:

[(1, 67664640), (2, 33832320), (3, 22554880), (4, 16916160), (5, 13532928), (6, 11277440), (8, 8458080), (10, 6766464), (12, 5638720), (15, 4510976), (16, 4229040), (20, 3383232), (24, 2819360), (30, 2255488), (32, 2114520), (40, 1691616), (48, 1409680), (60, 1127744), (64, 1057260), (67, 1009920), (80, 845808), (96, 704840), (120, 563872), (128, 528630), (134, 504960), (160, 422904), (192, 352420), (201, 336640), (240, 281936), (256, 264315), (263, 257280), (268, 252480), (320, 211452), (335, 201984), (384, 176210), (402, 168320), (480, 140968), (526, 128640), (536, 126240), (640, 105726), (670, 100992), (768, 88105), (789, 85760), (804, 84160), (960, 70484), (1005, 67328), (1052, 64320), (1072, 63120), (1280, 52863), (1315, 51456), (1340, 50496), (1578, 42880), (1608, 42080), (1920, 35242), (2010, 33664), (2104, 32160), (2144, 31560), (2630, 25728), (2680, 25248), (3156, 21440), (3216, 21040), (3840, 17621), (3945, 17152), (4020, 16832), (4208, 16080), (4288, 15780), (5260, 12864), (5360, 12624), (6312, 10720), (6432, 10520), (7890, 8576), (8040, 8416)]