277645984

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{401}}^1$

素因数の和:710

約数の個数: 96

約数和(自身を含む): 685625472

約数和(自身を除く): 407979488

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 154, 176, 224, 281, 308, 352, 401, 562, 616, 802, 1124, 1232, 1604, 1967, 2248, 2464, 2807, 3091, 3208, 3934, 4411, 4496, 5614, 6182, 6416, 7868, 8822, 8992, 11228, 12364, 12832, 15736, 17644, 21637, 22456, 24728, 30877, 31472, 35288, 43274, 44912, 49456, 61754, 62944, 70576, 86548, 89824, 98912, 112681, 123508, 141152, 173096, 225362, 247016, 346192, 450724, 494032, 692384, 788767, 901448, 988064, 1239491, 1577534, 1802896, 2478982, 3155068, 3605792, 4957964, 6310136, 8676437, 9915928, 12620272, 17352874, 19831856, 25240544, 34705748, 39663712, 69411496, 138822992, 277645984]

約数ペア:

[(1, 277645984), (2, 138822992), (4, 69411496), (7, 39663712), (8, 34705748), (11, 25240544), (14, 19831856), (16, 17352874), (22, 12620272), (28, 9915928), (32, 8676437), (44, 6310136), (56, 4957964), (77, 3605792), (88, 3155068), (112, 2478982), (154, 1802896), (176, 1577534), (224, 1239491), (281, 988064), (308, 901448), (352, 788767), (401, 692384), (562, 494032), (616, 450724), (802, 346192), (1124, 247016), (1232, 225362), (1604, 173096), (1967, 141152), (2248, 123508), (2464, 112681), (2807, 98912), (3091, 89824), (3208, 86548), (3934, 70576), (4411, 62944), (4496, 61754), (5614, 49456), (6182, 44912), (6416, 43274), (7868, 35288), (8822, 31472), (8992, 30877), (11228, 24728), (12364, 22456), (12832, 21637), (15736, 17644)]