257565120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{268297}}^1$

素因数の和:268317

約数の個数: 56

約数和(自身を含む): 817772304

約数和(自身を除く): 560207184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 268297, 536594, 804891, 1073188, 1341485, 1609782, 2146376, 2682970, 3219564, 4024455, 4292752, 5365940, 6439128, 8048910, 8585504, 10731880, 12878256, 16097820, 17171008, 21463760, 25756512, 32195640, 42927520, 51513024, 64391280, 85855040, 128782560, 257565120]

約数ペア:

[(1, 257565120), (2, 128782560), (3, 85855040), (4, 64391280), (5, 51513024), (6, 42927520), (8, 32195640), (10, 25756512), (12, 21463760), (15, 17171008), (16, 16097820), (20, 12878256), (24, 10731880), (30, 8585504), (32, 8048910), (40, 6439128), (48, 5365940), (60, 4292752), (64, 4024455), (80, 3219564), (96, 2682970), (120, 2146376), (160, 1609782), (192, 1341485), (240, 1073188), (320, 804891), (480, 536594), (960, 268297)]