285393920

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{7963}}^1$

素因数の和:7995

約数の個数: 88

約数和(自身を含む): 782510784

約数和(自身を除く): 497116864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1024, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 5120, 7168, 7963, 8960, 15926, 17920, 31852, 35840, 39815, 55741, 63704, 79630, 111482, 127408, 159260, 222964, 254816, 278705, 318520, 445928, 509632, 557410, 637040, 891856, 1019264, 1114820, 1274080, 1783712, 2038528, 2229640, 2548160, 3567424, 4077056, 4459280, 5096320, 7134848, 8154112, 8918560, 10192640, 14269696, 17837120, 20385280, 28539392, 35674240, 40770560, 57078784, 71348480, 142696960, 285393920]

約数ペア:

[(1, 285393920), (2, 142696960), (4, 71348480), (5, 57078784), (7, 40770560), (8, 35674240), (10, 28539392), (14, 20385280), (16, 17837120), (20, 14269696), (28, 10192640), (32, 8918560), (35, 8154112), (40, 7134848), (56, 5096320), (64, 4459280), (70, 4077056), (80, 3567424), (112, 2548160), (128, 2229640), (140, 2038528), (160, 1783712), (224, 1274080), (256, 1114820), (280, 1019264), (320, 891856), (448, 637040), (512, 557410), (560, 509632), (640, 445928), (896, 318520), (1024, 278705), (1120, 254816), (1280, 222964), (1792, 159260), (2240, 127408), (2560, 111482), (3584, 79630), (4480, 63704), (5120, 55741), (7168, 39815), (7963, 35840), (8960, 31852), (15926, 17920)]