156044840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{557303}}^1$

素因数の和:557321

約数の個数: 32

約数和(自身を含む): 401258880

約数和(自身を除く): 245214040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 557303, 1114606, 2229212, 2786515, 3901121, 4458424, 5573030, 7802242, 11146060, 15604484, 19505605, 22292120, 31208968, 39011210, 78022420, 156044840]

約数ペア:

[(1, 156044840), (2, 78022420), (4, 39011210), (5, 31208968), (7, 22292120), (8, 19505605), (10, 15604484), (14, 11146060), (20, 7802242), (28, 5573030), (35, 4458424), (40, 3901121), (56, 2786515), (70, 2229212), (140, 1114606), (280, 557303)]