15456728

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 35520000

約数和(自身を除く): 20063272

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 73, 76, 133, 146, 152, 199, 266, 292, 398, 511, 532, 584, 796, 1022, 1064, 1387, 1393, 1592, 2044, 2774, 2786, 3781, 4088, 5548, 5572, 7562, 9709, 11096, 11144, 14527, 15124, 19418, 26467, 29054, 30248, 38836, 52934, 58108, 77672, 101689, 105868, 116216, 203378, 211736, 276013, 406756, 552026, 813512, 1104052, 1932091, 2208104, 3864182, 7728364, 15456728]

約数ペア:

[(1, 15456728), (2, 7728364), (4, 3864182), (7, 2208104), (8, 1932091), (14, 1104052), (19, 813512), (28, 552026), (38, 406756), (56, 276013), (73, 211736), (76, 203378), (133, 116216), (146, 105868), (152, 101689), (199, 77672), (266, 58108), (292, 52934), (398, 38836), (511, 30248), (532, 29054), (584, 26467), (796, 19418), (1022, 15124), (1064, 14527), (1387, 11144), (1393, 11096), (1592, 9709), (2044, 7562), (2774, 5572), (2786, 5548), (3781, 4088)]