198135280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{353813}}^1$

素因数の和:353833

約数の個数: 40

約数和(自身を含む): 526475232

約数和(自身を除く): 328339952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 353813, 707626, 1415252, 1769065, 2476691, 2830504, 3538130, 4953382, 5661008, 7076260, 9906764, 12383455, 14152520, 19813528, 24766910, 28305040, 39627056, 49533820, 99067640, 198135280]

約数ペア:

[(1, 198135280), (2, 99067640), (4, 49533820), (5, 39627056), (7, 28305040), (8, 24766910), (10, 19813528), (14, 14152520), (16, 12383455), (20, 9906764), (28, 7076260), (35, 5661008), (40, 4953382), (56, 3538130), (70, 2830504), (80, 2476691), (112, 1769065), (140, 1415252), (280, 707626), (560, 353813)]