120760420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:529

約数の個数: 72

約数和(自身を含む): 281534400

約数和(自身を除く): 160773980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 139, 220, 242, 278, 359, 484, 556, 605, 695, 718, 1210, 1390, 1436, 1529, 1795, 2420, 2780, 3058, 3590, 3949, 6116, 7180, 7645, 7898, 15290, 15796, 16819, 19745, 30580, 33638, 39490, 43439, 49901, 67276, 78980, 84095, 86878, 99802, 168190, 173756, 199604, 217195, 249505, 336380, 434390, 499010, 548911, 868780, 998020, 1097822, 2195644, 2744555, 5489110, 6038021, 10978220, 12076042, 24152084, 30190105, 60380210, 120760420]

約数ペア:

[(1, 120760420), (2, 60380210), (4, 30190105), (5, 24152084), (10, 12076042), (11, 10978220), (20, 6038021), (22, 5489110), (44, 2744555), (55, 2195644), (110, 1097822), (121, 998020), (139, 868780), (220, 548911), (242, 499010), (278, 434390), (359, 336380), (484, 249505), (556, 217195), (605, 199604), (695, 173756), (718, 168190), (1210, 99802), (1390, 86878), (1436, 84095), (1529, 78980), (1795, 67276), (2420, 49901), (2780, 43439), (3058, 39490), (3590, 33638), (3949, 30580), (6116, 19745), (7180, 16819), (7645, 15796), (7898, 15290)]