214620920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{547}}^1\times {\mathrm{577}}^1$

素因数の和:1152

約数の個数: 64

約数和(自身を含む): 513125280

約数和(自身を除く): 298504360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 547, 577, 680, 1094, 1154, 2188, 2308, 2735, 2885, 4376, 4616, 5470, 5770, 9299, 9809, 10940, 11540, 18598, 19618, 21880, 23080, 37196, 39236, 46495, 49045, 74392, 78472, 92990, 98090, 185980, 196180, 315619, 371960, 392360, 631238, 1262476, 1578095, 2524952, 3156190, 5365523, 6312380, 10731046, 12624760, 21462092, 26827615, 42924184, 53655230, 107310460, 214620920]

約数ペア:

[(1, 214620920), (2, 107310460), (4, 53655230), (5, 42924184), (8, 26827615), (10, 21462092), (17, 12624760), (20, 10731046), (34, 6312380), (40, 5365523), (68, 3156190), (85, 2524952), (136, 1578095), (170, 1262476), (340, 631238), (547, 392360), (577, 371960), (680, 315619), (1094, 196180), (1154, 185980), (2188, 98090), (2308, 92990), (2735, 78472), (2885, 74392), (4376, 49045), (4616, 46495), (5470, 39236), (5770, 37196), (9299, 23080), (9809, 21880), (10940, 19618), (11540, 18598)]