279780328

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{4519}}^1$

素因数の和:4705

約数の個数: 32

約数和(自身を含む): 536976000

約数和(自身を除く): 257195672

約数列:

[1, 2, 4, 8, 71, 109, 142, 218, 284, 436, 568, 872, 4519, 7739, 9038, 15478, 18076, 30956, 36152, 61912, 320849, 492571, 641698, 985142, 1283396, 1970284, 2566792, 3940568, 34972541, 69945082, 139890164, 279780328]

約数ペア:

[(1, 279780328), (2, 139890164), (4, 69945082), (8, 34972541), (71, 3940568), (109, 2566792), (142, 1970284), (218, 1283396), (284, 985142), (436, 641698), (568, 492571), (872, 320849), (4519, 61912), (7739, 36152), (9038, 30956), (15478, 18076)]