149216800

素因数分解:

$2^5\times 5^2\times {\mathrm{383}}^1\times {\mathrm{487}}^1$

素因数の和:890

約数の個数: 72

約数和(自身を含む): 365976576

約数和(自身を除く): 216759776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 383, 400, 487, 766, 800, 974, 1532, 1915, 1948, 2435, 3064, 3830, 3896, 4870, 6128, 7660, 7792, 9575, 9740, 12175, 12256, 15320, 15584, 19150, 19480, 24350, 30640, 38300, 38960, 48700, 61280, 76600, 77920, 97400, 153200, 186521, 194800, 306400, 373042, 389600, 746084, 932605, 1492168, 1865210, 2984336, 3730420, 4663025, 5968672, 7460840, 9326050, 14921680, 18652100, 29843360, 37304200, 74608400, 149216800]

約数ペア:

[(1, 149216800), (2, 74608400), (4, 37304200), (5, 29843360), (8, 18652100), (10, 14921680), (16, 9326050), (20, 7460840), (25, 5968672), (32, 4663025), (40, 3730420), (50, 2984336), (80, 1865210), (100, 1492168), (160, 932605), (200, 746084), (383, 389600), (400, 373042), (487, 306400), (766, 194800), (800, 186521), (974, 153200), (1532, 97400), (1915, 77920), (1948, 76600), (2435, 61280), (3064, 48700), (3830, 38960), (3896, 38300), (4870, 30640), (6128, 24350), (7660, 19480), (7792, 19150), (9575, 15584), (9740, 15320), (12175, 12256)]