12146960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:328

約数の個数: 80

約数和(自身を含む): 32736000

約数和(自身を除く): 20589040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 109, 112, 140, 199, 218, 280, 398, 436, 545, 560, 763, 796, 872, 995, 1090, 1393, 1526, 1592, 1744, 1990, 2180, 2786, 3052, 3184, 3815, 3980, 4360, 5572, 6104, 6965, 7630, 7960, 8720, 11144, 12208, 13930, 15260, 15920, 21691, 22288, 27860, 30520, 43382, 55720, 61040, 86764, 108455, 111440, 151837, 173528, 216910, 303674, 347056, 433820, 607348, 759185, 867640, 1214696, 1518370, 1735280, 2429392, 3036740, 6073480, 12146960]

約数ペア:

[(1, 12146960), (2, 6073480), (4, 3036740), (5, 2429392), (7, 1735280), (8, 1518370), (10, 1214696), (14, 867640), (16, 759185), (20, 607348), (28, 433820), (35, 347056), (40, 303674), (56, 216910), (70, 173528), (80, 151837), (109, 111440), (112, 108455), (140, 86764), (199, 61040), (218, 55720), (280, 43382), (398, 30520), (436, 27860), (545, 22288), (560, 21691), (763, 15920), (796, 15260), (872, 13930), (995, 12208), (1090, 11144), (1393, 8720), (1526, 7960), (1592, 7630), (1744, 6965), (1990, 6104), (2180, 5572), (2786, 4360), (3052, 3980), (3184, 3815)]