1279809648

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{9629}}^1$

素因数の和:9727

約数の個数: 120

約数和(自身を含む): 3911937120

約数和(自身を除く): 2632127472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 71, 72, 78, 104, 117, 142, 144, 156, 208, 213, 234, 284, 312, 426, 468, 568, 624, 639, 852, 923, 936, 1136, 1278, 1704, 1846, 1872, 2556, 2769, 3408, 3692, 5112, 5538, 7384, 8307, 9629, 10224, 11076, 14768, 16614, 19258, 22152, 28887, 33228, 38516, 44304, 57774, 66456, 77032, 86661, 115548, 125177, 132912, 154064, 173322, 231096, 250354, 346644, 375531, 462192, 500708, 683659, 693288, 751062, 1001416, 1126593, 1367318, 1386576, 1502124, 2002832, 2050977, 2253186, 2734636, 3004248, 4101954, 4506372, 5469272, 6008496, 6152931, 8203908, 8887567, 9012744, 10938544, 12305862, 16407816, 17775134, 18025488, 24611724, 26662701, 32815632, 35550268, 49223448, 53325402, 71100536, 79988103, 98446896, 106650804, 142201072, 159976206, 213301608, 319952412, 426603216, 639904824, 1279809648]

約数ペア:

[(1, 1279809648), (2, 639904824), (3, 426603216), (4, 319952412), (6, 213301608), (8, 159976206), (9, 142201072), (12, 106650804), (13, 98446896), (16, 79988103), (18, 71100536), (24, 53325402), (26, 49223448), (36, 35550268), (39, 32815632), (48, 26662701), (52, 24611724), (71, 18025488), (72, 17775134), (78, 16407816), (104, 12305862), (117, 10938544), (142, 9012744), (144, 8887567), (156, 8203908), (208, 6152931), (213, 6008496), (234, 5469272), (284, 4506372), (312, 4101954), (426, 3004248), (468, 2734636), (568, 2253186), (624, 2050977), (639, 2002832), (852, 1502124), (923, 1386576), (936, 1367318), (1136, 1126593), (1278, 1001416), (1704, 751062), (1846, 693288), (1872, 683659), (2556, 500708), (2769, 462192), (3408, 375531), (3692, 346644), (5112, 250354), (5538, 231096), (7384, 173322), (8307, 154064), (9629, 132912), (10224, 125177), (11076, 115548), (14768, 86661), (16614, 77032), (19258, 66456), (22152, 57774), (28887, 44304), (33228, 38516)]