221034800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{78941}}^1$

素因数の和:78966

約数の個数: 60

約数和(自身を含む): 606906096

約数和(自身を除く): 385871296

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, 78941, 157882, 315764, 394705, 552587, 631528, 789410, 1105174, 1263056, 1578820, 1973525, 2210348, 2762935, 3157640, 3947050, 4420696, 5525870, 6315280, 7894100, 8841392, 11051740, 13814675, 15788200, 22103480, 27629350, 31576400, 44206960, 55258700, 110517400, 221034800]

約数ペア:

[(1, 221034800), (2, 110517400), (4, 55258700), (5, 44206960), (7, 31576400), (8, 27629350), (10, 22103480), (14, 15788200), (16, 13814675), (20, 11051740), (25, 8841392), (28, 7894100), (35, 6315280), (40, 5525870), (50, 4420696), (56, 3947050), (70, 3157640), (80, 2762935), (100, 2210348), (112, 1973525), (140, 1578820), (175, 1263056), (200, 1105174), (280, 789410), (350, 631528), (400, 552587), (560, 394705), (700, 315764), (1400, 157882), (2800, 78941)]