16818900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{8009}}^1$

素因数の和:8033

約数の個数: 72

約数和(自身を含む): 55621440

約数和(自身を除く): 38802540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 8009, 16018, 24027, 32036, 40045, 48054, 56063, 80090, 96108, 112126, 120135, 160180, 168189, 200225, 224252, 240270, 280315, 336378, 400450, 480540, 560630, 600675, 672756, 800900, 840945, 1121260, 1201350, 1401575, 1681890, 2402700, 2803150, 3363780, 4204725, 5606300, 8409450, 16818900]

約数ペア:

[(1, 16818900), (2, 8409450), (3, 5606300), (4, 4204725), (5, 3363780), (6, 2803150), (7, 2402700), (10, 1681890), (12, 1401575), (14, 1201350), (15, 1121260), (20, 840945), (21, 800900), (25, 672756), (28, 600675), (30, 560630), (35, 480540), (42, 400450), (50, 336378), (60, 280315), (70, 240270), (75, 224252), (84, 200225), (100, 168189), (105, 160180), (140, 120135), (150, 112126), (175, 96108), (210, 80090), (300, 56063), (350, 48054), (420, 40045), (525, 32036), (700, 24027), (1050, 16018), (2100, 8009)]