140871920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2351}}^1$

素因数の和:2478

約数の個数: 80

約数和(自身を含む): 377975808

約数和(自身を除く): 237103888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 107, 112, 140, 214, 280, 428, 535, 560, 749, 856, 1070, 1498, 1712, 2140, 2351, 2996, 3745, 4280, 4702, 5992, 7490, 8560, 9404, 11755, 11984, 14980, 16457, 18808, 23510, 29960, 32914, 37616, 47020, 59920, 65828, 82285, 94040, 131656, 164570, 188080, 251557, 263312, 329140, 503114, 658280, 1006228, 1257785, 1316560, 1760899, 2012456, 2515570, 3521798, 4024912, 5031140, 7043596, 8804495, 10062280, 14087192, 17608990, 20124560, 28174384, 35217980, 70435960, 140871920]

約数ペア:

[(1, 140871920), (2, 70435960), (4, 35217980), (5, 28174384), (7, 20124560), (8, 17608990), (10, 14087192), (14, 10062280), (16, 8804495), (20, 7043596), (28, 5031140), (35, 4024912), (40, 3521798), (56, 2515570), (70, 2012456), (80, 1760899), (107, 1316560), (112, 1257785), (140, 1006228), (214, 658280), (280, 503114), (428, 329140), (535, 263312), (560, 251557), (749, 188080), (856, 164570), (1070, 131656), (1498, 94040), (1712, 82285), (2140, 65828), (2351, 59920), (2996, 47020), (3745, 37616), (4280, 32914), (4702, 29960), (5992, 23510), (7490, 18808), (8560, 16457), (9404, 14980), (11755, 11984)]