290509648

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{9767}}^1$

素因数の和:9812

約数の個数: 60

約数和(自身を含む): 664966368

約数和(自身を除く): 374456720

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 169, 176, 208, 286, 338, 572, 676, 1144, 1352, 1859, 2288, 2704, 3718, 7436, 9767, 14872, 19534, 29744, 39068, 78136, 107437, 126971, 156272, 214874, 253942, 429748, 507884, 859496, 1015768, 1396681, 1650623, 1718992, 2031536, 2793362, 3301246, 5586724, 6602492, 11173448, 13204984, 18156853, 22346896, 26409968, 36313706, 72627412, 145254824, 290509648]

約数ペア:

[(1, 290509648), (2, 145254824), (4, 72627412), (8, 36313706), (11, 26409968), (13, 22346896), (16, 18156853), (22, 13204984), (26, 11173448), (44, 6602492), (52, 5586724), (88, 3301246), (104, 2793362), (143, 2031536), (169, 1718992), (176, 1650623), (208, 1396681), (286, 1015768), (338, 859496), (572, 507884), (676, 429748), (1144, 253942), (1352, 214874), (1859, 156272), (2288, 126971), (2704, 107437), (3718, 78136), (7436, 39068), (9767, 29744), (14872, 19534)]