1555106040

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{479971}}^1$

素因数の和:479994

約数の個数: 80

約数和(自身を含む): 5226895080

約数和(自身を除く): 3671789040

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, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 479971, 959942, 1439913, 1919884, 2399855, 2879826, 3839768, 4319739, 4799710, 5759652, 7199565, 8639478, 9599420, 11519304, 12959217, 14399130, 17278956, 19198840, 21598695, 25918434, 28798260, 34557912, 38877651, 43197390, 51836868, 57596520, 64796085, 77755302, 86394780, 103673736, 129592170, 155510604, 172789560, 194388255, 259184340, 311021208, 388776510, 518368680, 777553020, 1555106040]

約数ペア:

[(1, 1555106040), (2, 777553020), (3, 518368680), (4, 388776510), (5, 311021208), (6, 259184340), (8, 194388255), (9, 172789560), (10, 155510604), (12, 129592170), (15, 103673736), (18, 86394780), (20, 77755302), (24, 64796085), (27, 57596520), (30, 51836868), (36, 43197390), (40, 38877651), (45, 34557912), (54, 28798260), (60, 25918434), (72, 21598695), (81, 19198840), (90, 17278956), (108, 14399130), (120, 12959217), (135, 11519304), (162, 9599420), (180, 8639478), (216, 7199565), (270, 5759652), (324, 4799710), (360, 4319739), (405, 3839768), (540, 2879826), (648, 2399855), (810, 1919884), (1080, 1439913), (1620, 959942), (3240, 479971)]