2154458520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{1994869}}^1$

素因数の和:1994889

約数の個数: 64

約数和(自身を含む): 7181532000

約数和(自身を除く): 5027073480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 1994869, 3989738, 5984607, 7979476, 9974345, 11969214, 15958952, 17953821, 19948690, 23938428, 29923035, 35907642, 39897380, 47876856, 53861463, 59846070, 71815284, 79794760, 89769105, 107722926, 119692140, 143630568, 179538210, 215445852, 239384280, 269307315, 359076420, 430891704, 538614630, 718152840, 1077229260, 2154458520]

約数ペア:

[(1, 2154458520), (2, 1077229260), (3, 718152840), (4, 538614630), (5, 430891704), (6, 359076420), (8, 269307315), (9, 239384280), (10, 215445852), (12, 179538210), (15, 143630568), (18, 119692140), (20, 107722926), (24, 89769105), (27, 79794760), (30, 71815284), (36, 59846070), (40, 53861463), (45, 47876856), (54, 39897380), (60, 35907642), (72, 29923035), (90, 23938428), (108, 19948690), (120, 17953821), (135, 15958952), (180, 11969214), (216, 9974345), (270, 7979476), (360, 5984607), (540, 3989738), (1080, 1994869)]