156746440

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{691}}^1$

素因数の和:862

約数の個数: 64

約数和(自身を含む): 363216960

約数和(自身を除く): 206470520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 107, 212, 214, 265, 424, 428, 530, 535, 691, 856, 1060, 1070, 1382, 2120, 2140, 2764, 3455, 4280, 5528, 5671, 6910, 11342, 13820, 22684, 27640, 28355, 36623, 45368, 56710, 73246, 73937, 113420, 146492, 147874, 183115, 226840, 292984, 295748, 366230, 369685, 591496, 732460, 739370, 1464920, 1478740, 2957480, 3918661, 7837322, 15674644, 19593305, 31349288, 39186610, 78373220, 156746440]

約数ペア:

[(1, 156746440), (2, 78373220), (4, 39186610), (5, 31349288), (8, 19593305), (10, 15674644), (20, 7837322), (40, 3918661), (53, 2957480), (106, 1478740), (107, 1464920), (212, 739370), (214, 732460), (265, 591496), (424, 369685), (428, 366230), (530, 295748), (535, 292984), (691, 226840), (856, 183115), (1060, 147874), (1070, 146492), (1382, 113420), (2120, 73937), (2140, 73246), (2764, 56710), (3455, 45368), (4280, 36623), (5528, 28355), (5671, 27640), (6910, 22684), (11342, 13820)]