139729280

素因数分解:

$2^7\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2003}}^1$

素因数の和:2131

約数の個数: 64

約数和(自身を含む): 337273200

約数和(自身を除く): 197543920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 320, 436, 545, 640, 872, 1090, 1744, 2003, 2180, 3488, 4006, 4360, 6976, 8012, 8720, 10015, 13952, 16024, 17440, 20030, 32048, 34880, 40060, 64096, 69760, 80120, 128192, 160240, 218327, 256384, 320480, 436654, 640960, 873308, 1091635, 1281920, 1746616, 2183270, 3493232, 4366540, 6986464, 8733080, 13972928, 17466160, 27945856, 34932320, 69864640, 139729280]

約数ペア:

[(1, 139729280), (2, 69864640), (4, 34932320), (5, 27945856), (8, 17466160), (10, 13972928), (16, 8733080), (20, 6986464), (32, 4366540), (40, 3493232), (64, 2183270), (80, 1746616), (109, 1281920), (128, 1091635), (160, 873308), (218, 640960), (320, 436654), (436, 320480), (545, 256384), (640, 218327), (872, 160240), (1090, 128192), (1744, 80120), (2003, 69760), (2180, 64096), (3488, 40060), (4006, 34880), (4360, 32048), (6976, 20030), (8012, 17440), (8720, 16024), (10015, 13952)]