140694736

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1361}}^1$

素因数の和:1460

約数の個数: 80

約数和(自身を含む): 340478208

約数和(自身を除く): 199783472

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 71, 91, 104, 112, 142, 182, 208, 284, 364, 497, 568, 728, 923, 994, 1136, 1361, 1456, 1846, 1988, 2722, 3692, 3976, 5444, 6461, 7384, 7952, 9527, 10888, 12922, 14768, 17693, 19054, 21776, 25844, 35386, 38108, 51688, 70772, 76216, 96631, 103376, 123851, 141544, 152432, 193262, 247702, 283088, 386524, 495404, 676417, 773048, 990808, 1256203, 1352834, 1546096, 1981616, 2512406, 2705668, 5024812, 5411336, 8793421, 10049624, 10822672, 17586842, 20099248, 35173684, 70347368, 140694736]

約数ペア:

[(1, 140694736), (2, 70347368), (4, 35173684), (7, 20099248), (8, 17586842), (13, 10822672), (14, 10049624), (16, 8793421), (26, 5411336), (28, 5024812), (52, 2705668), (56, 2512406), (71, 1981616), (91, 1546096), (104, 1352834), (112, 1256203), (142, 990808), (182, 773048), (208, 676417), (284, 495404), (364, 386524), (497, 283088), (568, 247702), (728, 193262), (923, 152432), (994, 141544), (1136, 123851), (1361, 103376), (1456, 96631), (1846, 76216), (1988, 70772), (2722, 51688), (3692, 38108), (3976, 35386), (5444, 25844), (6461, 21776), (7384, 19054), (7952, 17693), (9527, 14768), (10888, 12922)]