217484960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:299

約数の個数: 192

約数和(自身を含む): 650280960

約数和(自身を除く): 432796000

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, 110, 112, 127, 139, 140, 154, 160, 176, 220, 224, 254, 278, 280, 308, 352, 385, 440, 508, 556, 560, 616, 635, 695, 770, 880, 889, 973, 1016, 1112, 1120, 1232, 1270, 1390, 1397, 1529, 1540, 1760, 1778, 1946, 2032, 2224, 2464, 2540, 2780, 2794, 3058, 3080, 3556, 3892, 4064, 4445, 4448, 4865, 5080, 5560, 5588, 6116, 6160, 6985, 7112, 7645, 7784, 8890, 9730, 9779, 10160, 10703, 11120, 11176, 12232, 12320, 13970, 14224, 15290, 15568, 17653, 17780, 19460, 19558, 20320, 21406, 22240, 22352, 24464, 27940, 28448, 30580, 31136, 35306, 35560, 38920, 39116, 42812, 44704, 48895, 48928, 53515, 55880, 61160, 70612, 71120, 77840, 78232, 85624, 88265, 97790, 107030, 111760, 122320, 123571, 141224, 142240, 155680, 156464, 171248, 176530, 194183, 195580, 214060, 223520, 244640, 247142, 282448, 312928, 342496, 353060, 388366, 391160, 428120, 494284, 564896, 617855, 706120, 776732, 782320, 856240, 970915, 988568, 1235710, 1359281, 1412240, 1553464, 1564640, 1712480, 1941830, 1977136, 2471420, 2718562, 2824480, 3106928, 3883660, 3954272, 4942840, 5437124, 6213856, 6796405, 7767320, 9885680, 10874248, 13592810, 15534640, 19771360, 21748496, 27185620, 31069280, 43496992, 54371240, 108742480, 217484960]

約数ペア:

[(1, 217484960), (2, 108742480), (4, 54371240), (5, 43496992), (7, 31069280), (8, 27185620), (10, 21748496), (11, 19771360), (14, 15534640), (16, 13592810), (20, 10874248), (22, 9885680), (28, 7767320), (32, 6796405), (35, 6213856), (40, 5437124), (44, 4942840), (55, 3954272), (56, 3883660), (70, 3106928), (77, 2824480), (80, 2718562), (88, 2471420), (110, 1977136), (112, 1941830), (127, 1712480), (139, 1564640), (140, 1553464), (154, 1412240), (160, 1359281), (176, 1235710), (220, 988568), (224, 970915), (254, 856240), (278, 782320), (280, 776732), (308, 706120), (352, 617855), (385, 564896), (440, 494284), (508, 428120), (556, 391160), (560, 388366), (616, 353060), (635, 342496), (695, 312928), (770, 282448), (880, 247142), (889, 244640), (973, 223520), (1016, 214060), (1112, 195580), (1120, 194183), (1232, 176530), (1270, 171248), (1390, 156464), (1397, 155680), (1529, 142240), (1540, 141224), (1760, 123571), (1778, 122320), (1946, 111760), (2032, 107030), (2224, 97790), (2464, 88265), (2540, 85624), (2780, 78232), (2794, 77840), (3058, 71120), (3080, 70612), (3556, 61160), (3892, 55880), (4064, 53515), (4445, 48928), (4448, 48895), (4865, 44704), (5080, 42812), (5560, 39116), (5588, 38920), (6116, 35560), (6160, 35306), (6985, 31136), (7112, 30580), (7645, 28448), (7784, 27940), (8890, 24464), (9730, 22352), (9779, 22240), (10160, 21406), (10703, 20320), (11120, 19558), (11176, 19460), (12232, 17780), (12320, 17653), (13970, 15568), (14224, 15290)]