211814120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{2143}}^1$

素因数の和:2514

約数の個数: 64

約数和(自身を含む): 546462720

約数和(自身を除く): 334648600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 353, 706, 1412, 1765, 2143, 2471, 2824, 3530, 4286, 4942, 7060, 8572, 9884, 10715, 12355, 14120, 15001, 17144, 19768, 21430, 24710, 30002, 42860, 49420, 60004, 75005, 85720, 98840, 120008, 150010, 300020, 600040, 756479, 1512958, 3025916, 3782395, 5295353, 6051832, 7564790, 10590706, 15129580, 21181412, 26476765, 30259160, 42362824, 52953530, 105907060, 211814120]

約数ペア:

[(1, 211814120), (2, 105907060), (4, 52953530), (5, 42362824), (7, 30259160), (8, 26476765), (10, 21181412), (14, 15129580), (20, 10590706), (28, 7564790), (35, 6051832), (40, 5295353), (56, 3782395), (70, 3025916), (140, 1512958), (280, 756479), (353, 600040), (706, 300020), (1412, 150010), (1765, 120008), (2143, 98840), (2471, 85720), (2824, 75005), (3530, 60004), (4286, 49420), (4942, 42860), (7060, 30002), (8572, 24710), (9884, 21430), (10715, 19768), (12355, 17144), (14120, 15001)]