160696480

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:331

約数の個数: 144

約数和(自身を含む): 448156800

約数和(自身を除く): 287460320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 103, 112, 140, 160, 196, 199, 206, 224, 245, 280, 392, 398, 412, 490, 515, 560, 721, 784, 796, 824, 980, 995, 1030, 1120, 1393, 1442, 1568, 1592, 1648, 1960, 1990, 2060, 2786, 2884, 3184, 3296, 3605, 3920, 3980, 4120, 5047, 5572, 5768, 6368, 6965, 7210, 7840, 7960, 8240, 9751, 10094, 11144, 11536, 13930, 14420, 15920, 16480, 19502, 20188, 20497, 22288, 23072, 25235, 27860, 28840, 31840, 39004, 40376, 40994, 44576, 48755, 50470, 55720, 57680, 78008, 80752, 81988, 97510, 100940, 102485, 111440, 115360, 143479, 156016, 161504, 163976, 195020, 201880, 204970, 222880, 286958, 312032, 327952, 390040, 403760, 409940, 573916, 655904, 717395, 780080, 807520, 819880, 1004353, 1147832, 1434790, 1560160, 1639760, 2008706, 2295664, 2869580, 3279520, 4017412, 4591328, 5021765, 5739160, 8034824, 10043530, 11478320, 16069648, 20087060, 22956640, 32139296, 40174120, 80348240, 160696480]

約数ペア:

[(1, 160696480), (2, 80348240), (4, 40174120), (5, 32139296), (7, 22956640), (8, 20087060), (10, 16069648), (14, 11478320), (16, 10043530), (20, 8034824), (28, 5739160), (32, 5021765), (35, 4591328), (40, 4017412), (49, 3279520), (56, 2869580), (70, 2295664), (80, 2008706), (98, 1639760), (103, 1560160), (112, 1434790), (140, 1147832), (160, 1004353), (196, 819880), (199, 807520), (206, 780080), (224, 717395), (245, 655904), (280, 573916), (392, 409940), (398, 403760), (412, 390040), (490, 327952), (515, 312032), (560, 286958), (721, 222880), (784, 204970), (796, 201880), (824, 195020), (980, 163976), (995, 161504), (1030, 156016), (1120, 143479), (1393, 115360), (1442, 111440), (1568, 102485), (1592, 100940), (1648, 97510), (1960, 81988), (1990, 80752), (2060, 78008), (2786, 57680), (2884, 55720), (3184, 50470), (3296, 48755), (3605, 44576), (3920, 40994), (3980, 40376), (4120, 39004), (5047, 31840), (5572, 28840), (5768, 27860), (6368, 25235), (6965, 23072), (7210, 22288), (7840, 20497), (7960, 20188), (8240, 19502), (9751, 16480), (10094, 15920), (11144, 14420), (11536, 13930)]