169128520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{384383}}^1$

素因数の和:384405

約数の個数: 32

約数和(自身を含む): 415134720

約数和(自身を除く): 246006200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 384383, 768766, 1537532, 1921915, 3075064, 3843830, 4228213, 7687660, 8456426, 15375320, 16912852, 21141065, 33825704, 42282130, 84564260, 169128520]

約数ペア:

[(1, 169128520), (2, 84564260), (4, 42282130), (5, 33825704), (8, 21141065), (10, 16912852), (11, 15375320), (20, 8456426), (22, 7687660), (40, 4228213), (44, 3843830), (55, 3075064), (88, 1921915), (110, 1537532), (220, 768766), (440, 384383)]