163280320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{72893}}^1$

素因数の和:72917

約数の個数: 56

約数和(自身を含む): 444361824

約数和(自身を除く): 281081504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 72893, 145786, 291572, 364465, 510251, 583144, 728930, 1020502, 1166288, 1457860, 2041004, 2332576, 2551255, 2915720, 4082008, 4665152, 5102510, 5831440, 8164016, 10205020, 11662880, 16328032, 20410040, 23325760, 32656064, 40820080, 81640160, 163280320]

約数ペア:

[(1, 163280320), (2, 81640160), (4, 40820080), (5, 32656064), (7, 23325760), (8, 20410040), (10, 16328032), (14, 11662880), (16, 10205020), (20, 8164016), (28, 5831440), (32, 5102510), (35, 4665152), (40, 4082008), (56, 2915720), (64, 2551255), (70, 2332576), (80, 2041004), (112, 1457860), (140, 1166288), (160, 1020502), (224, 728930), (280, 583144), (320, 510251), (448, 364465), (560, 291572), (1120, 145786), (2240, 72893)]