320090784

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{256483}}^1$

素因数の和:256509

約数の個数: 48

約数和(自身を含む): 904875552

約数和(自身を除く): 584784768

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 256483, 512966, 769449, 1025932, 1538898, 2051864, 3077796, 3334279, 4103728, 6155592, 6668558, 8207456, 10002837, 12311184, 13337116, 20005674, 24622368, 26674232, 40011348, 53348464, 80022696, 106696928, 160045392, 320090784]

約数ペア:

[(1, 320090784), (2, 160045392), (3, 106696928), (4, 80022696), (6, 53348464), (8, 40011348), (12, 26674232), (13, 24622368), (16, 20005674), (24, 13337116), (26, 12311184), (32, 10002837), (39, 8207456), (48, 6668558), (52, 6155592), (78, 4103728), (96, 3334279), (104, 3077796), (156, 2051864), (208, 1538898), (312, 1025932), (416, 769449), (624, 512966), (1248, 256483)]