208451520

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{72379}}^1$

素因数の和:72402

約数の個数: 84

約数和(自身を含む): 716996280

約数和(自身を除く): 508544760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 72379, 144758, 217137, 289516, 361895, 434274, 579032, 651411, 723790, 868548, 1085685, 1158064, 1302822, 1447580, 1737096, 2171370, 2316128, 2605644, 2895160, 3257055, 3474192, 4342740, 4632256, 5211288, 5790320, 6514110, 6948384, 8685480, 10422576, 11580640, 13028220, 13896768, 17370960, 20845152, 23161280, 26056440, 34741920, 41690304, 52112880, 69483840, 104225760, 208451520]

約数ペア:

[(1, 208451520), (2, 104225760), (3, 69483840), (4, 52112880), (5, 41690304), (6, 34741920), (8, 26056440), (9, 23161280), (10, 20845152), (12, 17370960), (15, 13896768), (16, 13028220), (18, 11580640), (20, 10422576), (24, 8685480), (30, 6948384), (32, 6514110), (36, 5790320), (40, 5211288), (45, 4632256), (48, 4342740), (60, 3474192), (64, 3257055), (72, 2895160), (80, 2605644), (90, 2316128), (96, 2171370), (120, 1737096), (144, 1447580), (160, 1302822), (180, 1158064), (192, 1085685), (240, 868548), (288, 723790), (320, 651411), (360, 579032), (480, 434274), (576, 361895), (720, 289516), (960, 217137), (1440, 144758), (2880, 72379)]