280934836

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1$

素因数の和:886

約数の個数: 96

約数和(自身を含む): 650720000

約数和(自身を除く): 369785164

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 49, 52, 76, 91, 98, 133, 182, 196, 247, 266, 343, 364, 494, 532, 637, 686, 829, 931, 988, 1274, 1372, 1658, 1729, 1862, 2548, 3316, 3458, 3724, 4459, 5803, 6517, 6916, 8918, 10777, 11606, 12103, 13034, 15751, 17836, 21554, 23212, 24206, 26068, 31502, 40621, 43108, 48412, 63004, 75439, 81242, 84721, 110257, 150878, 162484, 169442, 204763, 220514, 284347, 301756, 338884, 409526, 441028, 528073, 568694, 771799, 819052, 1056146, 1137388, 1433341, 1543598, 2112292, 2866682, 3087196, 3696511, 5402593, 5733364, 7393022, 10033387, 10805186, 14786044, 20066774, 21610372, 40133548, 70233709, 140467418, 280934836]

約数ペア:

[(1, 280934836), (2, 140467418), (4, 70233709), (7, 40133548), (13, 21610372), (14, 20066774), (19, 14786044), (26, 10805186), (28, 10033387), (38, 7393022), (49, 5733364), (52, 5402593), (76, 3696511), (91, 3087196), (98, 2866682), (133, 2112292), (182, 1543598), (196, 1433341), (247, 1137388), (266, 1056146), (343, 819052), (364, 771799), (494, 568694), (532, 528073), (637, 441028), (686, 409526), (829, 338884), (931, 301756), (988, 284347), (1274, 220514), (1372, 204763), (1658, 169442), (1729, 162484), (1862, 150878), (2548, 110257), (3316, 84721), (3458, 81242), (3724, 75439), (4459, 63004), (5803, 48412), (6517, 43108), (6916, 40621), (8918, 31502), (10777, 26068), (11606, 24206), (12103, 23212), (13034, 21554), (15751, 17836)]