256403952

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{254369}}^1$

素因数の和:254390

約数の個数: 60

約数和(自身を含む): 820088880

約数和(自身を除く): 563684928

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 254369, 508738, 763107, 1017476, 1526214, 1780583, 2034952, 2289321, 3052428, 3561166, 4069904, 4578642, 5341749, 6104856, 7122332, 9157284, 10683498, 12209712, 14244664, 16025247, 18314568, 21366996, 28489328, 32050494, 36629136, 42733992, 64100988, 85467984, 128201976, 256403952]

約数ペア:

[(1, 256403952), (2, 128201976), (3, 85467984), (4, 64100988), (6, 42733992), (7, 36629136), (8, 32050494), (9, 28489328), (12, 21366996), (14, 18314568), (16, 16025247), (18, 14244664), (21, 12209712), (24, 10683498), (28, 9157284), (36, 7122332), (42, 6104856), (48, 5341749), (56, 4578642), (63, 4069904), (72, 3561166), (84, 3052428), (112, 2289321), (126, 2034952), (144, 1780583), (168, 1526214), (252, 1017476), (336, 763107), (504, 508738), (1008, 254369)]