268396016

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3361}}^1$

素因数の和:3430

約数の個数: 80

約数和(自身を含む): 640339968

約数和(自身を除く): 371943952

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 46, 56, 62, 92, 112, 124, 161, 184, 217, 248, 322, 368, 434, 496, 644, 713, 868, 1288, 1426, 1736, 2576, 2852, 3361, 3472, 4991, 5704, 6722, 9982, 11408, 13444, 19964, 23527, 26888, 39928, 47054, 53776, 77303, 79856, 94108, 104191, 154606, 188216, 208382, 309212, 376432, 416764, 541121, 618424, 729337, 833528, 1082242, 1236848, 1458674, 1667056, 2164484, 2396393, 2917348, 4328968, 4792786, 5834696, 8657936, 9585572, 11669392, 16774751, 19171144, 33549502, 38342288, 67099004, 134198008, 268396016]

約数ペア:

[(1, 268396016), (2, 134198008), (4, 67099004), (7, 38342288), (8, 33549502), (14, 19171144), (16, 16774751), (23, 11669392), (28, 9585572), (31, 8657936), (46, 5834696), (56, 4792786), (62, 4328968), (92, 2917348), (112, 2396393), (124, 2164484), (161, 1667056), (184, 1458674), (217, 1236848), (248, 1082242), (322, 833528), (368, 729337), (434, 618424), (496, 541121), (644, 416764), (713, 376432), (868, 309212), (1288, 208382), (1426, 188216), (1736, 154606), (2576, 104191), (2852, 94108), (3361, 79856), (3472, 77303), (4991, 53776), (5704, 47054), (6722, 39928), (9982, 26888), (11408, 23527), (13444, 19964)]