155727720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{432577}}^1$

素因数の和:432594

約数の個数: 48

約数和(自身を含む): 506116260

約数和(自身を除く): 350388540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 432577, 865154, 1297731, 1730308, 2162885, 2595462, 3460616, 3893193, 4325770, 5190924, 6488655, 7786386, 8651540, 10381848, 12977310, 15572772, 17303080, 19465965, 25954620, 31145544, 38931930, 51909240, 77863860, 155727720]

約数ペア:

[(1, 155727720), (2, 77863860), (3, 51909240), (4, 38931930), (5, 31145544), (6, 25954620), (8, 19465965), (9, 17303080), (10, 15572772), (12, 12977310), (15, 10381848), (18, 8651540), (20, 7786386), (24, 6488655), (30, 5190924), (36, 4325770), (40, 3893193), (45, 3460616), (60, 2595462), (72, 2162885), (90, 1730308), (120, 1297731), (180, 865154), (360, 432577)]