140623616

素因数分解:

$2^8\times 7^1\times {\mathrm{97}}^1\times {\mathrm{809}}^1$

素因数の和:929

約数の個数: 72

約数和(自身を含む): 324505440

約数和(自身を除く): 183881824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 97, 112, 128, 194, 224, 256, 388, 448, 679, 776, 809, 896, 1358, 1552, 1618, 1792, 2716, 3104, 3236, 5432, 5663, 6208, 6472, 10864, 11326, 12416, 12944, 21728, 22652, 24832, 25888, 43456, 45304, 51776, 78473, 86912, 90608, 103552, 156946, 173824, 181216, 207104, 313892, 362432, 549311, 627784, 724864, 1098622, 1255568, 1449728, 2197244, 2511136, 4394488, 5022272, 8788976, 10044544, 17577952, 20089088, 35155904, 70311808, 140623616]

約数ペア:

[(1, 140623616), (2, 70311808), (4, 35155904), (7, 20089088), (8, 17577952), (14, 10044544), (16, 8788976), (28, 5022272), (32, 4394488), (56, 2511136), (64, 2197244), (97, 1449728), (112, 1255568), (128, 1098622), (194, 724864), (224, 627784), (256, 549311), (388, 362432), (448, 313892), (679, 207104), (776, 181216), (809, 173824), (896, 156946), (1358, 103552), (1552, 90608), (1618, 86912), (1792, 78473), (2716, 51776), (3104, 45304), (3236, 43456), (5432, 25888), (5663, 24832), (6208, 22652), (6472, 21728), (10864, 12944), (11326, 12416)]