227720080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{2693}}^1$

素因数の和:2864

約数の個数: 80

約数和(自身を含む): 609318144

約数和(自身を除く): 381598064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 151, 280, 302, 560, 604, 755, 1057, 1208, 1510, 2114, 2416, 2693, 3020, 4228, 5285, 5386, 6040, 8456, 10570, 10772, 12080, 13465, 16912, 18851, 21140, 21544, 26930, 37702, 42280, 43088, 53860, 75404, 84560, 94255, 107720, 150808, 188510, 215440, 301616, 377020, 406643, 754040, 813286, 1508080, 1626572, 2033215, 2846501, 3253144, 4066430, 5693002, 6506288, 8132860, 11386004, 14232505, 16265720, 22772008, 28465010, 32531440, 45544016, 56930020, 113860040, 227720080]

約数ペア:

[(1, 227720080), (2, 113860040), (4, 56930020), (5, 45544016), (7, 32531440), (8, 28465010), (10, 22772008), (14, 16265720), (16, 14232505), (20, 11386004), (28, 8132860), (35, 6506288), (40, 5693002), (56, 4066430), (70, 3253144), (80, 2846501), (112, 2033215), (140, 1626572), (151, 1508080), (280, 813286), (302, 754040), (560, 406643), (604, 377020), (755, 301616), (1057, 215440), (1208, 188510), (1510, 150808), (2114, 107720), (2416, 94255), (2693, 84560), (3020, 75404), (4228, 53860), (5285, 43088), (5386, 42280), (6040, 37702), (8456, 26930), (10570, 21544), (10772, 21140), (12080, 18851), (13465, 16912)]