142618280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1283}}^1$

素因数の和:1698

約数の個数: 64

約数和(自身を含む): 367943040

約数和(自身を除く): 225324760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 397, 794, 1283, 1588, 1985, 2566, 2779, 3176, 3970, 5132, 5558, 6415, 7940, 8981, 10264, 11116, 12830, 13895, 15880, 17962, 22232, 25660, 27790, 35924, 44905, 51320, 55580, 71848, 89810, 111160, 179620, 359240, 509351, 1018702, 2037404, 2546755, 3565457, 4074808, 5093510, 7130914, 10187020, 14261828, 17827285, 20374040, 28523656, 35654570, 71309140, 142618280]

約数ペア:

[(1, 142618280), (2, 71309140), (4, 35654570), (5, 28523656), (7, 20374040), (8, 17827285), (10, 14261828), (14, 10187020), (20, 7130914), (28, 5093510), (35, 4074808), (40, 3565457), (56, 2546755), (70, 2037404), (140, 1018702), (280, 509351), (397, 359240), (794, 179620), (1283, 111160), (1588, 89810), (1985, 71848), (2566, 55580), (2779, 51320), (3176, 44905), (3970, 35924), (5132, 27790), (5558, 25660), (6415, 22232), (7940, 17962), (8981, 15880), (10264, 13895), (11116, 12830)]