12872272

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 31426560

約数和(自身を除く): 18554288

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 38, 46, 56, 76, 92, 112, 133, 152, 161, 184, 263, 266, 304, 322, 368, 437, 526, 532, 644, 874, 1052, 1064, 1288, 1748, 1841, 2104, 2128, 2576, 3059, 3496, 3682, 4208, 4997, 6049, 6118, 6992, 7364, 9994, 12098, 12236, 14728, 19988, 24196, 24472, 29456, 34979, 39976, 42343, 48392, 48944, 69958, 79952, 84686, 96784, 114931, 139916, 169372, 229862, 279832, 338744, 459724, 559664, 677488, 804517, 919448, 1609034, 1838896, 3218068, 6436136, 12872272]

約数ペア:

[(1, 12872272), (2, 6436136), (4, 3218068), (7, 1838896), (8, 1609034), (14, 919448), (16, 804517), (19, 677488), (23, 559664), (28, 459724), (38, 338744), (46, 279832), (56, 229862), (76, 169372), (92, 139916), (112, 114931), (133, 96784), (152, 84686), (161, 79952), (184, 69958), (263, 48944), (266, 48392), (304, 42343), (322, 39976), (368, 34979), (437, 29456), (526, 24472), (532, 24196), (644, 19988), (874, 14728), (1052, 12236), (1064, 12098), (1288, 9994), (1748, 7364), (1841, 6992), (2104, 6118), (2128, 6049), (2576, 4997), (3059, 4208), (3496, 3682)]