312037180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{171449}}^1$

素因数の和:171478

約数の個数: 48

約数和(自身を含む): 806500800

約数和(自身を除く): 494463620

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 171449, 342898, 685796, 857245, 1200143, 1714490, 2228837, 2400286, 3428980, 4457674, 4800572, 6000715, 8915348, 11144185, 12001430, 15601859, 22288370, 24002860, 31203718, 44576740, 62407436, 78009295, 156018590, 312037180]

約数ペア:

[(1, 312037180), (2, 156018590), (4, 78009295), (5, 62407436), (7, 44576740), (10, 31203718), (13, 24002860), (14, 22288370), (20, 15601859), (26, 12001430), (28, 11144185), (35, 8915348), (52, 6000715), (65, 4800572), (70, 4457674), (91, 3428980), (130, 2400286), (140, 2228837), (182, 1714490), (260, 1200143), (364, 857245), (455, 685796), (910, 342898), (1820, 171449)]