256840692

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{15937}}^1$

素因数の和:16040

約数の個数: 48

約数和(自身を含む): 642620160

約数和(自身を除く): 385779468

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 79, 102, 158, 204, 237, 316, 474, 948, 1343, 2686, 4029, 5372, 8058, 15937, 16116, 31874, 47811, 63748, 95622, 191244, 270929, 541858, 812787, 1083716, 1259023, 1625574, 2518046, 3251148, 3777069, 5036092, 7554138, 15108276, 21403391, 42806782, 64210173, 85613564, 128420346, 256840692]

約数ペア:

[(1, 256840692), (2, 128420346), (3, 85613564), (4, 64210173), (6, 42806782), (12, 21403391), (17, 15108276), (34, 7554138), (51, 5036092), (68, 3777069), (79, 3251148), (102, 2518046), (158, 1625574), (204, 1259023), (237, 1083716), (316, 812787), (474, 541858), (948, 270929), (1343, 191244), (2686, 95622), (4029, 63748), (5372, 47811), (8058, 31874), (15937, 16116)]