55040640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:394

約数の個数: 128

約数和(自身を含む): 177724800

約数和(自身を除く): 122684160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 109, 120, 128, 160, 192, 218, 240, 263, 320, 327, 384, 436, 480, 526, 545, 640, 654, 789, 872, 960, 1052, 1090, 1308, 1315, 1578, 1635, 1744, 1920, 2104, 2180, 2616, 2630, 3156, 3270, 3488, 3945, 4208, 4360, 5232, 5260, 6312, 6540, 6976, 7890, 8416, 8720, 10464, 10520, 12624, 13080, 13952, 15780, 16832, 17440, 20928, 21040, 25248, 26160, 28667, 31560, 33664, 34880, 41856, 42080, 50496, 52320, 57334, 63120, 69760, 84160, 86001, 100992, 104640, 114668, 126240, 143335, 168320, 172002, 209280, 229336, 252480, 286670, 344004, 430005, 458672, 504960, 573340, 688008, 860010, 917344, 1146680, 1376016, 1720020, 1834688, 2293360, 2752032, 3440040, 3669376, 4586720, 5504064, 6880080, 9173440, 11008128, 13760160, 18346880, 27520320, 55040640]

約数ペア:

[(1, 55040640), (2, 27520320), (3, 18346880), (4, 13760160), (5, 11008128), (6, 9173440), (8, 6880080), (10, 5504064), (12, 4586720), (15, 3669376), (16, 3440040), (20, 2752032), (24, 2293360), (30, 1834688), (32, 1720020), (40, 1376016), (48, 1146680), (60, 917344), (64, 860010), (80, 688008), (96, 573340), (109, 504960), (120, 458672), (128, 430005), (160, 344004), (192, 286670), (218, 252480), (240, 229336), (263, 209280), (320, 172002), (327, 168320), (384, 143335), (436, 126240), (480, 114668), (526, 104640), (545, 100992), (640, 86001), (654, 84160), (789, 69760), (872, 63120), (960, 57334), (1052, 52320), (1090, 50496), (1308, 42080), (1315, 41856), (1578, 34880), (1635, 33664), (1744, 31560), (1920, 28667), (2104, 26160), (2180, 25248), (2616, 21040), (2630, 20928), (3156, 17440), (3270, 16832), (3488, 15780), (3945, 13952), (4208, 13080), (4360, 12624), (5232, 10520), (5260, 10464), (6312, 8720), (6540, 8416), (6976, 7890)]