128442420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{713569}}^1$

素因数の和:713584

約数の個数: 36

約数和(自身を含む): 389609220

約数和(自身を除く): 261166800

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 713569, 1427138, 2140707, 2854276, 3567845, 4281414, 6422121, 7135690, 8562828, 10703535, 12844242, 14271380, 21407070, 25688484, 32110605, 42814140, 64221210, 128442420]

約数ペア:

[(1, 128442420), (2, 64221210), (3, 42814140), (4, 32110605), (5, 25688484), (6, 21407070), (9, 14271380), (10, 12844242), (12, 10703535), (15, 8562828), (18, 7135690), (20, 6422121), (30, 4281414), (36, 3567845), (45, 2854276), (60, 2140707), (90, 1427138), (180, 713569)]