257797764

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{269}}^1\times {\mathrm{3803}}^1$

素因数の和:4089

約数の個数: 72

約数和(自身を含む): 747714240

約数和(自身を除く): 489916476

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 269, 538, 807, 1076, 1614, 1883, 2421, 3228, 3766, 3803, 4842, 5649, 7532, 7606, 9684, 11298, 11409, 15212, 16947, 22596, 22818, 26621, 33894, 34227, 45636, 53242, 67788, 68454, 79863, 106484, 136908, 159726, 239589, 319452, 479178, 958356, 1023007, 2046014, 3069021, 4092028, 6138042, 7161049, 9207063, 12276084, 14322098, 18414126, 21483147, 28644196, 36828252, 42966294, 64449441, 85932588, 128898882, 257797764]

約数ペア:

[(1, 257797764), (2, 128898882), (3, 85932588), (4, 64449441), (6, 42966294), (7, 36828252), (9, 28644196), (12, 21483147), (14, 18414126), (18, 14322098), (21, 12276084), (28, 9207063), (36, 7161049), (42, 6138042), (63, 4092028), (84, 3069021), (126, 2046014), (252, 1023007), (269, 958356), (538, 479178), (807, 319452), (1076, 239589), (1614, 159726), (1883, 136908), (2421, 106484), (3228, 79863), (3766, 68454), (3803, 67788), (4842, 53242), (5649, 45636), (7532, 34227), (7606, 33894), (9684, 26621), (11298, 22818), (11409, 22596), (15212, 16947)]