161157920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:263

約数の個数: 192

約数和(自身を含む): 483065856

約数和(自身を除く): 321907936

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 103, 110, 112, 127, 140, 154, 160, 176, 206, 220, 224, 254, 280, 308, 352, 385, 412, 440, 508, 515, 560, 616, 635, 721, 770, 824, 880, 889, 1016, 1030, 1120, 1133, 1232, 1270, 1397, 1442, 1540, 1648, 1760, 1778, 2032, 2060, 2266, 2464, 2540, 2794, 2884, 3080, 3296, 3556, 3605, 4064, 4120, 4445, 4532, 5080, 5588, 5665, 5768, 6160, 6985, 7112, 7210, 7931, 8240, 8890, 9064, 9779, 10160, 11176, 11330, 11536, 12320, 13081, 13970, 14224, 14420, 15862, 16480, 17780, 18128, 19558, 20320, 22352, 22660, 23072, 26162, 27940, 28448, 28840, 31724, 35560, 36256, 39116, 39655, 44704, 45320, 48895, 52324, 55880, 57680, 63448, 65405, 71120, 78232, 79310, 90640, 91567, 97790, 104648, 111760, 115360, 126896, 130810, 142240, 143891, 156464, 158620, 181280, 183134, 195580, 209296, 223520, 253792, 261620, 287782, 312928, 317240, 366268, 391160, 418592, 457835, 523240, 575564, 634480, 719455, 732536, 782320, 915670, 1007237, 1046480, 1151128, 1268960, 1438910, 1465072, 1564640, 1831340, 2014474, 2092960, 2302256, 2877820, 2930144, 3662680, 4028948, 4604512, 5036185, 5755640, 7325360, 8057896, 10072370, 11511280, 14650720, 16115792, 20144740, 23022560, 32231584, 40289480, 80578960, 161157920]

約数ペア:

[(1, 161157920), (2, 80578960), (4, 40289480), (5, 32231584), (7, 23022560), (8, 20144740), (10, 16115792), (11, 14650720), (14, 11511280), (16, 10072370), (20, 8057896), (22, 7325360), (28, 5755640), (32, 5036185), (35, 4604512), (40, 4028948), (44, 3662680), (55, 2930144), (56, 2877820), (70, 2302256), (77, 2092960), (80, 2014474), (88, 1831340), (103, 1564640), (110, 1465072), (112, 1438910), (127, 1268960), (140, 1151128), (154, 1046480), (160, 1007237), (176, 915670), (206, 782320), (220, 732536), (224, 719455), (254, 634480), (280, 575564), (308, 523240), (352, 457835), (385, 418592), (412, 391160), (440, 366268), (508, 317240), (515, 312928), (560, 287782), (616, 261620), (635, 253792), (721, 223520), (770, 209296), (824, 195580), (880, 183134), (889, 181280), (1016, 158620), (1030, 156464), (1120, 143891), (1133, 142240), (1232, 130810), (1270, 126896), (1397, 115360), (1442, 111760), (1540, 104648), (1648, 97790), (1760, 91567), (1778, 90640), (2032, 79310), (2060, 78232), (2266, 71120), (2464, 65405), (2540, 63448), (2794, 57680), (2884, 55880), (3080, 52324), (3296, 48895), (3556, 45320), (3605, 44704), (4064, 39655), (4120, 39116), (4445, 36256), (4532, 35560), (5080, 31724), (5588, 28840), (5665, 28448), (5768, 27940), (6160, 26162), (6985, 23072), (7112, 22660), (7210, 22352), (7931, 20320), (8240, 19558), (8890, 18128), (9064, 17780), (9779, 16480), (10160, 15862), (11176, 14420), (11330, 14224), (11536, 13970), (12320, 13081)]