120805328

素因数分解:

$2^4\times 7^1\times {\mathrm{571}}^1\times {\mathrm{1889}}^1$

素因数の和:2475

約数の個数: 40

約数和(自身を含む): 268107840

約数和(自身を除く): 147302512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 571, 1142, 1889, 2284, 3778, 3997, 4568, 7556, 7994, 9136, 13223, 15112, 15988, 26446, 30224, 31976, 52892, 63952, 105784, 211568, 1078619, 2157238, 4314476, 7550333, 8628952, 15100666, 17257904, 30201332, 60402664, 120805328]

約数ペア:

[(1, 120805328), (2, 60402664), (4, 30201332), (7, 17257904), (8, 15100666), (14, 8628952), (16, 7550333), (28, 4314476), (56, 2157238), (112, 1078619), (571, 211568), (1142, 105784), (1889, 63952), (2284, 52892), (3778, 31976), (3997, 30224), (4568, 26446), (7556, 15988), (7994, 15112), (9136, 13223)]