135441680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{153911}}^1$

素因数の和:153935

約数の個数: 40

約数和(自身を含む): 343531584

約数和(自身を除く): 208089904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 153911, 307822, 615644, 769555, 1231288, 1539110, 1693021, 2462576, 3078220, 3386042, 6156440, 6772084, 8465105, 12312880, 13544168, 16930210, 27088336, 33860420, 67720840, 135441680]

約数ペア:

[(1, 135441680), (2, 67720840), (4, 33860420), (5, 27088336), (8, 16930210), (10, 13544168), (11, 12312880), (16, 8465105), (20, 6772084), (22, 6156440), (40, 3386042), (44, 3078220), (55, 2462576), (80, 1693021), (88, 1539110), (110, 1231288), (176, 769555), (220, 615644), (440, 307822), (880, 153911)]