168468520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{382883}}^1$

素因数の和:382905

約数の個数: 32

約数和(自身を含む): 413514720

約数和(自身を除く): 245046200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 382883, 765766, 1531532, 1914415, 3063064, 3828830, 4211713, 7657660, 8423426, 15315320, 16846852, 21058565, 33693704, 42117130, 84234260, 168468520]

約数ペア:

[(1, 168468520), (2, 84234260), (4, 42117130), (5, 33693704), (8, 21058565), (10, 16846852), (11, 15315320), (20, 8423426), (22, 7657660), (40, 4211713), (44, 3828830), (55, 3063064), (88, 1914415), (110, 1531532), (220, 765766), (440, 382883)]