207901540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1063}}^1$

素因数の和:1217

約数の個数: 96

約数和(自身を含む): 549126144

約数和(自身を除く): 341224604

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 127, 140, 154, 220, 254, 308, 385, 508, 635, 770, 889, 1063, 1270, 1397, 1540, 1778, 2126, 2540, 2794, 3556, 4252, 4445, 5315, 5588, 6985, 7441, 8890, 9779, 10630, 11693, 13970, 14882, 17780, 19558, 21260, 23386, 27940, 29764, 37205, 39116, 46772, 48895, 58465, 74410, 81851, 97790, 116930, 135001, 148820, 163702, 195580, 233860, 270002, 327404, 409255, 540004, 675005, 818510, 945007, 1350010, 1485011, 1637020, 1890014, 2700020, 2970022, 3780028, 4725035, 5940044, 7425055, 9450070, 10395077, 14850110, 18900140, 20790154, 29700220, 41580308, 51975385, 103950770, 207901540]

約数ペア:

[(1, 207901540), (2, 103950770), (4, 51975385), (5, 41580308), (7, 29700220), (10, 20790154), (11, 18900140), (14, 14850110), (20, 10395077), (22, 9450070), (28, 7425055), (35, 5940044), (44, 4725035), (55, 3780028), (70, 2970022), (77, 2700020), (110, 1890014), (127, 1637020), (140, 1485011), (154, 1350010), (220, 945007), (254, 818510), (308, 675005), (385, 540004), (508, 409255), (635, 327404), (770, 270002), (889, 233860), (1063, 195580), (1270, 163702), (1397, 148820), (1540, 135001), (1778, 116930), (2126, 97790), (2540, 81851), (2794, 74410), (3556, 58465), (4252, 48895), (4445, 46772), (5315, 39116), (5588, 37205), (6985, 29764), (7441, 27940), (8890, 23386), (9779, 21260), (10630, 19558), (11693, 17780), (13970, 14882)]