290660800

素因数分解:

$2^6\times 5^2\times {\mathrm{389}}^1\times {\mathrm{467}}^1$

素因数の和:878

約数の個数: 84

約数和(自身を含む): 718581240

約数和(自身を除く): 427920440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 389, 400, 467, 778, 800, 934, 1556, 1600, 1868, 1945, 2335, 3112, 3736, 3890, 4670, 6224, 7472, 7780, 9340, 9725, 11675, 12448, 14944, 15560, 18680, 19450, 23350, 24896, 29888, 31120, 37360, 38900, 46700, 62240, 74720, 77800, 93400, 124480, 149440, 155600, 181663, 186800, 311200, 363326, 373600, 622400, 726652, 747200, 908315, 1453304, 1816630, 2906608, 3633260, 4541575, 5813216, 7266520, 9083150, 11626432, 14533040, 18166300, 29066080, 36332600, 58132160, 72665200, 145330400, 290660800]

約数ペア:

[(1, 290660800), (2, 145330400), (4, 72665200), (5, 58132160), (8, 36332600), (10, 29066080), (16, 18166300), (20, 14533040), (25, 11626432), (32, 9083150), (40, 7266520), (50, 5813216), (64, 4541575), (80, 3633260), (100, 2906608), (160, 1816630), (200, 1453304), (320, 908315), (389, 747200), (400, 726652), (467, 622400), (778, 373600), (800, 363326), (934, 311200), (1556, 186800), (1600, 181663), (1868, 155600), (1945, 149440), (2335, 124480), (3112, 93400), (3736, 77800), (3890, 74720), (4670, 62240), (6224, 46700), (7472, 38900), (7780, 37360), (9340, 31120), (9725, 29888), (11675, 24896), (12448, 23350), (14944, 19450), (15560, 18680)]