68813668

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1069}}^1$

素因数の和:1121

約数の個数: 72

約数和(自身を含む): 159387200

約数和(自身を除く): 90573532

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 121, 133, 154, 209, 242, 266, 308, 418, 484, 532, 836, 847, 1069, 1463, 1694, 2138, 2299, 2926, 3388, 4276, 4598, 5852, 7483, 9196, 11759, 14966, 16093, 20311, 23518, 29932, 32186, 40622, 47036, 64372, 81244, 82313, 129349, 142177, 164626, 223421, 258698, 284354, 329252, 446842, 517396, 568708, 893684, 905443, 1563947, 1810886, 2457631, 3127894, 3621772, 4915262, 6255788, 9830524, 17203417, 34406834, 68813668]

約数ペア:

[(1, 68813668), (2, 34406834), (4, 17203417), (7, 9830524), (11, 6255788), (14, 4915262), (19, 3621772), (22, 3127894), (28, 2457631), (38, 1810886), (44, 1563947), (76, 905443), (77, 893684), (121, 568708), (133, 517396), (154, 446842), (209, 329252), (242, 284354), (266, 258698), (308, 223421), (418, 164626), (484, 142177), (532, 129349), (836, 82313), (847, 81244), (1069, 64372), (1463, 47036), (1694, 40622), (2138, 32186), (2299, 29932), (2926, 23518), (3388, 20311), (4276, 16093), (4598, 14966), (5852, 11759), (7483, 9196)]