67481680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{120503}}^1$

素因数の和:120523

約数の個数: 40

約数和(自身を含む): 179309952

約数和(自身を除く): 111828272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 120503, 241006, 482012, 602515, 843521, 964024, 1205030, 1687042, 1928048, 2410060, 3374084, 4217605, 4820120, 6748168, 8435210, 9640240, 13496336, 16870420, 33740840, 67481680]

約数ペア:

[(1, 67481680), (2, 33740840), (4, 16870420), (5, 13496336), (7, 9640240), (8, 8435210), (10, 6748168), (14, 4820120), (16, 4217605), (20, 3374084), (28, 2410060), (35, 1928048), (40, 1687042), (56, 1205030), (70, 964024), (80, 843521), (112, 602515), (140, 482012), (280, 241006), (560, 120503)]