40143852

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{661}}^1$

素因数の和:919

約数の個数: 72

約数和(自身を含む): 116628512

約数和(自身を除く): 76484660

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 241, 252, 482, 661, 723, 964, 1322, 1446, 1687, 1983, 2169, 2644, 2892, 3374, 3966, 4338, 4627, 5061, 5949, 6748, 7932, 8676, 9254, 10122, 11898, 13881, 15183, 18508, 20244, 23796, 27762, 30366, 41643, 55524, 60732, 83286, 159301, 166572, 318602, 477903, 637204, 955806, 1115107, 1433709, 1911612, 2230214, 2867418, 3345321, 4460428, 5734836, 6690642, 10035963, 13381284, 20071926, 40143852]

約数ペア:

[(1, 40143852), (2, 20071926), (3, 13381284), (4, 10035963), (6, 6690642), (7, 5734836), (9, 4460428), (12, 3345321), (14, 2867418), (18, 2230214), (21, 1911612), (28, 1433709), (36, 1115107), (42, 955806), (63, 637204), (84, 477903), (126, 318602), (241, 166572), (252, 159301), (482, 83286), (661, 60732), (723, 55524), (964, 41643), (1322, 30366), (1446, 27762), (1687, 23796), (1983, 20244), (2169, 18508), (2644, 15183), (2892, 13881), (3374, 11898), (3966, 10122), (4338, 9254), (4627, 8676), (5061, 7932), (5949, 6748)]