129287280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{538697}}^1$

素因数の和:538713

約数の個数: 40

約数和(自身を含む): 400791312

約数和(自身を除く): 271504032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 538697, 1077394, 1616091, 2154788, 2693485, 3232182, 4309576, 5386970, 6464364, 8080455, 8619152, 10773940, 12928728, 16160910, 21547880, 25857456, 32321820, 43095760, 64643640, 129287280]

約数ペア:

[(1, 129287280), (2, 64643640), (3, 43095760), (4, 32321820), (5, 25857456), (6, 21547880), (8, 16160910), (10, 12928728), (12, 10773940), (15, 8619152), (16, 8080455), (20, 6464364), (24, 5386970), (30, 4309576), (40, 3232182), (48, 2693485), (60, 2154788), (80, 1616091), (120, 1077394), (240, 538697)]