280743232

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^2\times {\mathrm{5179}}^1$

素因数の和:5220

約数の個数: 84

約数和(自身を含む): 699963040

約数和(自身を除く): 419219808

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 121, 154, 176, 224, 242, 308, 352, 448, 484, 616, 704, 847, 968, 1232, 1694, 1936, 2464, 3388, 3872, 4928, 5179, 6776, 7744, 10358, 13552, 20716, 27104, 36253, 41432, 54208, 56969, 72506, 82864, 113938, 145012, 165728, 227876, 290024, 331456, 398783, 455752, 580048, 626659, 797566, 911504, 1160096, 1253318, 1595132, 1823008, 2320192, 2506636, 3190264, 3646016, 4386613, 5013272, 6380528, 8773226, 10026544, 12761056, 17546452, 20053088, 25522112, 35092904, 40106176, 70185808, 140371616, 280743232]

約数ペア:

[(1, 280743232), (2, 140371616), (4, 70185808), (7, 40106176), (8, 35092904), (11, 25522112), (14, 20053088), (16, 17546452), (22, 12761056), (28, 10026544), (32, 8773226), (44, 6380528), (56, 5013272), (64, 4386613), (77, 3646016), (88, 3190264), (112, 2506636), (121, 2320192), (154, 1823008), (176, 1595132), (224, 1253318), (242, 1160096), (308, 911504), (352, 797566), (448, 626659), (484, 580048), (616, 455752), (704, 398783), (847, 331456), (968, 290024), (1232, 227876), (1694, 165728), (1936, 145012), (2464, 113938), (3388, 82864), (3872, 72506), (4928, 56969), (5179, 54208), (6776, 41432), (7744, 36253), (10358, 27104), (13552, 20716)]