155057560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{79111}}^1$

素因数の和:79136

約数の個数: 48

約数和(自身を含む): 405844560

約数和(自身を除く): 250787000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 79111, 158222, 316444, 395555, 553777, 632888, 791110, 1107554, 1582220, 2215108, 2768885, 3164440, 3876439, 4430216, 5537770, 7752878, 11075540, 15505756, 19382195, 22151080, 31011512, 38764390, 77528780, 155057560]

約数ペア:

[(1, 155057560), (2, 77528780), (4, 38764390), (5, 31011512), (7, 22151080), (8, 19382195), (10, 15505756), (14, 11075540), (20, 7752878), (28, 5537770), (35, 4430216), (40, 3876439), (49, 3164440), (56, 2768885), (70, 2215108), (98, 1582220), (140, 1107554), (196, 791110), (245, 632888), (280, 553777), (392, 395555), (490, 316444), (980, 158222), (1960, 79111)]