201656560

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{7349}}^1$

素因数の和:7383

約数の個数: 80

約数和(自身を含む): 546840000

約数和(自身を除く): 345183440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3430, 3920, 5488, 6860, 7349, 13720, 14698, 27440, 29396, 36745, 51443, 58792, 73490, 102886, 117584, 146980, 205772, 257215, 293960, 360101, 411544, 514430, 587920, 720202, 823088, 1028860, 1440404, 1800505, 2057720, 2520707, 2880808, 3601010, 4115440, 5041414, 5761616, 7202020, 10082828, 12603535, 14404040, 20165656, 25207070, 28808080, 40331312, 50414140, 100828280, 201656560]

約数ペア:

[(1, 201656560), (2, 100828280), (4, 50414140), (5, 40331312), (7, 28808080), (8, 25207070), (10, 20165656), (14, 14404040), (16, 12603535), (20, 10082828), (28, 7202020), (35, 5761616), (40, 5041414), (49, 4115440), (56, 3601010), (70, 2880808), (80, 2520707), (98, 2057720), (112, 1800505), (140, 1440404), (196, 1028860), (245, 823088), (280, 720202), (343, 587920), (392, 514430), (490, 411544), (560, 360101), (686, 293960), (784, 257215), (980, 205772), (1372, 146980), (1715, 117584), (1960, 102886), (2744, 73490), (3430, 58792), (3920, 51443), (5488, 36745), (6860, 29396), (7349, 27440), (13720, 14698)]