643522464

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{171881}}^1$

素因数の和:171910

約数の個数: 72

約数和(自身を含む): 1970799012

約数和(自身を除く): 1327276548

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 171881, 343762, 515643, 687524, 1031286, 1375048, 1546929, 2062572, 2234453, 2750096, 3093858, 4125144, 4468906, 5500192, 6187716, 6703359, 8250288, 8937812, 12375432, 13406718, 16500576, 17875624, 20110077, 24750864, 26813436, 35751248, 40220154, 49501728, 53626872, 71502496, 80440308, 107253744, 160880616, 214507488, 321761232, 643522464]

約数ペア:

[(1, 643522464), (2, 321761232), (3, 214507488), (4, 160880616), (6, 107253744), (8, 80440308), (9, 71502496), (12, 53626872), (13, 49501728), (16, 40220154), (18, 35751248), (24, 26813436), (26, 24750864), (32, 20110077), (36, 17875624), (39, 16500576), (48, 13406718), (52, 12375432), (72, 8937812), (78, 8250288), (96, 6703359), (104, 6187716), (117, 5500192), (144, 4468906), (156, 4125144), (208, 3093858), (234, 2750096), (288, 2234453), (312, 2062572), (416, 1546929), (468, 1375048), (624, 1031286), (936, 687524), (1248, 515643), (1872, 343762), (3744, 171881)]