787839120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{25447}}^1$

素因数の和:25509

約数の個数: 120

約数和(自身を含む): 2707463616

約数和(自身を除く): 1919624496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 1032, 1290, 1548, 1720, 1935, 2064, 2580, 3096, 3440, 3870, 5160, 6192, 7740, 10320, 15480, 25447, 30960, 50894, 76341, 101788, 127235, 152682, 203576, 229023, 254470, 305364, 381705, 407152, 458046, 508940, 610728, 763410, 916092, 1017880, 1094221, 1145115, 1221456, 1526820, 1832184, 2035760, 2188442, 2290230, 3053640, 3282663, 3664368, 4376884, 4580460, 5471105, 6107280, 6565326, 8753768, 9160920, 9847989, 10942210, 13130652, 16413315, 17507536, 18321840, 19695978, 21884420, 26261304, 32826630, 39391956, 43768840, 49239945, 52522608, 65653260, 78783912, 87537680, 98479890, 131306520, 157567824, 196959780, 262613040, 393919560, 787839120]

約数ペア:

[(1, 787839120), (2, 393919560), (3, 262613040), (4, 196959780), (5, 157567824), (6, 131306520), (8, 98479890), (9, 87537680), (10, 78783912), (12, 65653260), (15, 52522608), (16, 49239945), (18, 43768840), (20, 39391956), (24, 32826630), (30, 26261304), (36, 21884420), (40, 19695978), (43, 18321840), (45, 17507536), (48, 16413315), (60, 13130652), (72, 10942210), (80, 9847989), (86, 9160920), (90, 8753768), (120, 6565326), (129, 6107280), (144, 5471105), (172, 4580460), (180, 4376884), (215, 3664368), (240, 3282663), (258, 3053640), (344, 2290230), (360, 2188442), (387, 2035760), (430, 1832184), (516, 1526820), (645, 1221456), (688, 1145115), (720, 1094221), (774, 1017880), (860, 916092), (1032, 763410), (1290, 610728), (1548, 508940), (1720, 458046), (1935, 407152), (2064, 381705), (2580, 305364), (3096, 254470), (3440, 229023), (3870, 203576), (5160, 152682), (6192, 127235), (7740, 101788), (10320, 76341), (15480, 50894), (25447, 30960)]