18112080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{10781}}^1$

素因数の和:10804

約数の個数: 80

約数和(自身を含む): 64174464

約数和(自身を除く): 46062384

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 10781, 21562, 32343, 43124, 53905, 64686, 75467, 86248, 107810, 129372, 150934, 161715, 172496, 215620, 226401, 258744, 301868, 323430, 377335, 431240, 452802, 517488, 603736, 646860, 754670, 862480, 905604, 1132005, 1207472, 1293720, 1509340, 1811208, 2264010, 2587440, 3018680, 3622416, 4528020, 6037360, 9056040, 18112080]

約数ペア:

[(1, 18112080), (2, 9056040), (3, 6037360), (4, 4528020), (5, 3622416), (6, 3018680), (7, 2587440), (8, 2264010), (10, 1811208), (12, 1509340), (14, 1293720), (15, 1207472), (16, 1132005), (20, 905604), (21, 862480), (24, 754670), (28, 646860), (30, 603736), (35, 517488), (40, 452802), (42, 431240), (48, 377335), (56, 323430), (60, 301868), (70, 258744), (80, 226401), (84, 215620), (105, 172496), (112, 161715), (120, 150934), (140, 129372), (168, 107810), (210, 86248), (240, 75467), (280, 64686), (336, 53905), (420, 43124), (560, 32343), (840, 21562), (1680, 10781)]