145500520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{330683}}^1$

素因数の和:330705

約数の個数: 32

約数和(自身を含む): 357138720

約数和(自身を除く): 211638200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 330683, 661366, 1322732, 1653415, 2645464, 3306830, 3637513, 6613660, 7275026, 13227320, 14550052, 18187565, 29100104, 36375130, 72750260, 145500520]

約数ペア:

[(1, 145500520), (2, 72750260), (4, 36375130), (5, 29100104), (8, 18187565), (10, 14550052), (11, 13227320), (20, 7275026), (22, 6613660), (40, 3637513), (44, 3306830), (55, 2645464), (88, 1653415), (110, 1322732), (220, 661366), (440, 330683)]