123265240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{2281}}^1$

素因数の和:2492

約数の個数: 64

約数和(自身を含む): 318749760

約数和(自身を除く): 195484520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 193, 280, 386, 772, 965, 1351, 1544, 1930, 2281, 2702, 3860, 4562, 5404, 6755, 7720, 9124, 10808, 11405, 13510, 15967, 18248, 22810, 27020, 31934, 45620, 54040, 63868, 79835, 91240, 127736, 159670, 319340, 440233, 638680, 880466, 1760932, 2201165, 3081631, 3521864, 4402330, 6163262, 8804660, 12326524, 15408155, 17609320, 24653048, 30816310, 61632620, 123265240]

約数ペア:

[(1, 123265240), (2, 61632620), (4, 30816310), (5, 24653048), (7, 17609320), (8, 15408155), (10, 12326524), (14, 8804660), (20, 6163262), (28, 4402330), (35, 3521864), (40, 3081631), (56, 2201165), (70, 1760932), (140, 880466), (193, 638680), (280, 440233), (386, 319340), (772, 159670), (965, 127736), (1351, 91240), (1544, 79835), (1930, 63868), (2281, 54040), (2702, 45620), (3860, 31934), (4562, 27020), (5404, 22810), (6755, 18248), (7720, 15967), (9124, 13510), (10808, 11405)]