137981200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{49279}}^1$

素因数の和:49304

約数の個数: 60

約数和(自身を含む): 378864640

約数和(自身を除く): 240883440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 49279, 98558, 197116, 246395, 344953, 394232, 492790, 689906, 788464, 985580, 1231975, 1379812, 1724765, 1971160, 2463950, 2759624, 3449530, 3942320, 4927900, 5519248, 6899060, 8623825, 9855800, 13798120, 17247650, 19711600, 27596240, 34495300, 68990600, 137981200]

約数ペア:

[(1, 137981200), (2, 68990600), (4, 34495300), (5, 27596240), (7, 19711600), (8, 17247650), (10, 13798120), (14, 9855800), (16, 8623825), (20, 6899060), (25, 5519248), (28, 4927900), (35, 3942320), (40, 3449530), (50, 2759624), (56, 2463950), (70, 1971160), (80, 1724765), (100, 1379812), (112, 1231975), (140, 985580), (175, 788464), (200, 689906), (280, 492790), (350, 394232), (400, 344953), (560, 246395), (700, 197116), (1400, 98558), (2800, 49279)]