257960304

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{36559}}^1$

素因数の和:36587

約数の個数: 90

約数和(自身を含む): 839819760

約数和(自身を除く): 581859456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 3528, 7056, 36559, 73118, 109677, 146236, 219354, 255913, 292472, 329031, 438708, 511826, 584944, 658062, 767739, 877416, 1023652, 1316124, 1535478, 1754832, 1791391, 2047304, 2303217, 2632248, 3070956, 3582782, 4094608, 4606434, 5264496, 5374173, 6141912, 7165564, 9212868, 10748346, 12283824, 14331128, 16122519, 18425736, 21496692, 28662256, 32245038, 36851472, 42993384, 64490076, 85986768, 128980152, 257960304]

約数ペア:

[(1, 257960304), (2, 128980152), (3, 85986768), (4, 64490076), (6, 42993384), (7, 36851472), (8, 32245038), (9, 28662256), (12, 21496692), (14, 18425736), (16, 16122519), (18, 14331128), (21, 12283824), (24, 10748346), (28, 9212868), (36, 7165564), (42, 6141912), (48, 5374173), (49, 5264496), (56, 4606434), (63, 4094608), (72, 3582782), (84, 3070956), (98, 2632248), (112, 2303217), (126, 2047304), (144, 1791391), (147, 1754832), (168, 1535478), (196, 1316124), (252, 1023652), (294, 877416), (336, 767739), (392, 658062), (441, 584944), (504, 511826), (588, 438708), (784, 329031), (882, 292472), (1008, 255913), (1176, 219354), (1764, 146236), (2352, 109677), (3528, 73118), (7056, 36559)]