217408080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1609}}^1$

素因数の和:2188

約数の個数: 80

約数和(自身を含む): 675581760

約数和(自身を除く): 458173680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 563, 1126, 1609, 1689, 2252, 2815, 3218, 3378, 4504, 4827, 5630, 6436, 6756, 8045, 8445, 9008, 9654, 11260, 12872, 13512, 16090, 16890, 19308, 22520, 24135, 25744, 27024, 32180, 33780, 38616, 45040, 48270, 64360, 67560, 77232, 96540, 128720, 135120, 193080, 386160, 905867, 1811734, 2717601, 3623468, 4529335, 5435202, 7246936, 9058670, 10870404, 13588005, 14493872, 18117340, 21740808, 27176010, 36234680, 43481616, 54352020, 72469360, 108704040, 217408080]

約数ペア:

[(1, 217408080), (2, 108704040), (3, 72469360), (4, 54352020), (5, 43481616), (6, 36234680), (8, 27176010), (10, 21740808), (12, 18117340), (15, 14493872), (16, 13588005), (20, 10870404), (24, 9058670), (30, 7246936), (40, 5435202), (48, 4529335), (60, 3623468), (80, 2717601), (120, 1811734), (240, 905867), (563, 386160), (1126, 193080), (1609, 135120), (1689, 128720), (2252, 96540), (2815, 77232), (3218, 67560), (3378, 64360), (4504, 48270), (4827, 45040), (5630, 38616), (6436, 33780), (6756, 32180), (8045, 27024), (8445, 25744), (9008, 24135), (9654, 22520), (11260, 19308), (12872, 16890), (13512, 16090)]