129641680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{231503}}^1$

素因数の和:231523

約数の個数: 40

約数和(自身を含む): 344477952

約数和(自身を除く): 214836272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 231503, 463006, 926012, 1157515, 1620521, 1852024, 2315030, 3241042, 3704048, 4630060, 6482084, 8102605, 9260120, 12964168, 16205210, 18520240, 25928336, 32410420, 64820840, 129641680]

約数ペア:

[(1, 129641680), (2, 64820840), (4, 32410420), (5, 25928336), (7, 18520240), (8, 16205210), (10, 12964168), (14, 9260120), (16, 8102605), (20, 6482084), (28, 4630060), (35, 3704048), (40, 3241042), (56, 2315030), (70, 1852024), (80, 1620521), (112, 1157515), (140, 926012), (280, 463006), (560, 231503)]