131331760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{33503}}^1$

素因数の和:33530

約数の個数: 60

約数和(自身を含む): 355209408

約数和(自身を除く): 223877648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 33503, 67006, 134012, 167515, 234521, 268024, 335030, 469042, 536048, 670060, 938084, 1172605, 1340120, 1641647, 1876168, 2345210, 2680240, 3283294, 3752336, 4690420, 6566588, 8208235, 9380840, 13133176, 16416470, 18761680, 26266352, 32832940, 65665880, 131331760]

約数ペア:

[(1, 131331760), (2, 65665880), (4, 32832940), (5, 26266352), (7, 18761680), (8, 16416470), (10, 13133176), (14, 9380840), (16, 8208235), (20, 6566588), (28, 4690420), (35, 3752336), (40, 3283294), (49, 2680240), (56, 2345210), (70, 1876168), (80, 1641647), (98, 1340120), (112, 1172605), (140, 938084), (196, 670060), (245, 536048), (280, 469042), (392, 335030), (490, 268024), (560, 234521), (784, 167515), (980, 134012), (1960, 67006), (3920, 33503)]