140239260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{111301}}^1$

素因数の和:111323

約数の個数: 72

約数和(自身を含む): 486167136

約数和(自身を除く): 345927876

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 111301, 222602, 333903, 445204, 556505, 667806, 779107, 1001709, 1113010, 1335612, 1558214, 1669515, 2003418, 2226020, 2337321, 3116428, 3339030, 3895535, 4006836, 4674642, 5008545, 6678060, 7011963, 7791070, 9349284, 10017090, 11686605, 14023926, 15582140, 20034180, 23373210, 28047852, 35059815, 46746420, 70119630, 140239260]

約数ペア:

[(1, 140239260), (2, 70119630), (3, 46746420), (4, 35059815), (5, 28047852), (6, 23373210), (7, 20034180), (9, 15582140), (10, 14023926), (12, 11686605), (14, 10017090), (15, 9349284), (18, 7791070), (20, 7011963), (21, 6678060), (28, 5008545), (30, 4674642), (35, 4006836), (36, 3895535), (42, 3339030), (45, 3116428), (60, 2337321), (63, 2226020), (70, 2003418), (84, 1669515), (90, 1558214), (105, 1335612), (126, 1113010), (140, 1001709), (180, 779107), (210, 667806), (252, 556505), (315, 445204), (420, 333903), (630, 222602), (1260, 111301)]