215462800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{10993}}^1$

素因数の和:11025

約数の個数: 90

約数和(自身を含む): 602218338

約数和(自身を除く): 386755538

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4900, 9800, 10993, 19600, 21986, 43972, 54965, 76951, 87944, 109930, 153902, 175888, 219860, 274825, 307804, 384755, 439720, 538657, 549650, 615608, 769510, 879440, 1077314, 1099300, 1231216, 1539020, 1923775, 2154628, 2198600, 2693285, 3078040, 3847550, 4309256, 4397200, 5386570, 6156080, 7695100, 8618512, 10773140, 13466425, 15390200, 21546280, 26932850, 30780400, 43092560, 53865700, 107731400, 215462800]

約数ペア:

[(1, 215462800), (2, 107731400), (4, 53865700), (5, 43092560), (7, 30780400), (8, 26932850), (10, 21546280), (14, 15390200), (16, 13466425), (20, 10773140), (25, 8618512), (28, 7695100), (35, 6156080), (40, 5386570), (49, 4397200), (50, 4309256), (56, 3847550), (70, 3078040), (80, 2693285), (98, 2198600), (100, 2154628), (112, 1923775), (140, 1539020), (175, 1231216), (196, 1099300), (200, 1077314), (245, 879440), (280, 769510), (350, 615608), (392, 549650), (400, 538657), (490, 439720), (560, 384755), (700, 307804), (784, 274825), (980, 219860), (1225, 175888), (1400, 153902), (1960, 109930), (2450, 87944), (2800, 76951), (3920, 54965), (4900, 43972), (9800, 21986), (10993, 19600)]