131127984

素因数分解:

$2^4\times 3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:257

約数の個数: 200

約数和(自身を含む): 420532112

約数和(自身を除く): 289404128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 43, 48, 52, 54, 72, 78, 81, 86, 104, 108, 117, 129, 144, 156, 162, 172, 181, 208, 216, 234, 258, 312, 324, 344, 351, 362, 387, 432, 468, 516, 543, 559, 624, 648, 688, 702, 724, 774, 936, 1032, 1053, 1086, 1118, 1161, 1296, 1404, 1448, 1548, 1629, 1677, 1872, 2064, 2106, 2172, 2236, 2322, 2353, 2808, 2896, 3096, 3258, 3354, 3483, 4212, 4344, 4472, 4644, 4706, 4887, 5031, 5616, 6192, 6516, 6708, 6966, 7059, 7783, 8424, 8688, 8944, 9288, 9412, 9774, 10062, 13032, 13416, 13932, 14118, 14661, 15093, 15566, 16848, 18576, 18824, 19548, 20124, 21177, 23349, 26064, 26832, 27864, 28236, 29322, 30186, 31132, 37648, 39096, 40248, 42354, 45279, 46698, 55728, 56472, 58644, 60372, 62264, 63531, 70047, 78192, 80496, 84708, 90558, 93396, 101179, 112944, 117288, 120744, 124528, 127062, 140094, 169416, 181116, 186792, 190593, 202358, 210141, 234576, 241488, 254124, 280188, 303537, 338832, 362232, 373584, 381186, 404716, 420282, 508248, 560376, 607074, 630423, 724464, 762372, 809432, 840564, 910611, 1016496, 1120752, 1214148, 1260846, 1524744, 1618864, 1681128, 1821222, 2428296, 2521692, 2731833, 3049488, 3362256, 3642444, 4856592, 5043384, 5463666, 7284888, 8195499, 10086768, 10927332, 14569776, 16390998, 21854664, 32781996, 43709328, 65563992, 131127984]

約数ペア:

[(1, 131127984), (2, 65563992), (3, 43709328), (4, 32781996), (6, 21854664), (8, 16390998), (9, 14569776), (12, 10927332), (13, 10086768), (16, 8195499), (18, 7284888), (24, 5463666), (26, 5043384), (27, 4856592), (36, 3642444), (39, 3362256), (43, 3049488), (48, 2731833), (52, 2521692), (54, 2428296), (72, 1821222), (78, 1681128), (81, 1618864), (86, 1524744), (104, 1260846), (108, 1214148), (117, 1120752), (129, 1016496), (144, 910611), (156, 840564), (162, 809432), (172, 762372), (181, 724464), (208, 630423), (216, 607074), (234, 560376), (258, 508248), (312, 420282), (324, 404716), (344, 381186), (351, 373584), (362, 362232), (387, 338832), (432, 303537), (468, 280188), (516, 254124), (543, 241488), (559, 234576), (624, 210141), (648, 202358), (688, 190593), (702, 186792), (724, 181116), (774, 169416), (936, 140094), (1032, 127062), (1053, 124528), (1086, 120744), (1118, 117288), (1161, 112944), (1296, 101179), (1404, 93396), (1448, 90558), (1548, 84708), (1629, 80496), (1677, 78192), (1872, 70047), (2064, 63531), (2106, 62264), (2172, 60372), (2236, 58644), (2322, 56472), (2353, 55728), (2808, 46698), (2896, 45279), (3096, 42354), (3258, 40248), (3354, 39096), (3483, 37648), (4212, 31132), (4344, 30186), (4472, 29322), (4644, 28236), (4706, 27864), (4887, 26832), (5031, 26064), (5616, 23349), (6192, 21177), (6516, 20124), (6708, 19548), (6966, 18824), (7059, 18576), (7783, 16848), (8424, 15566), (8688, 15093), (8944, 14661), (9288, 14118), (9412, 13932), (9774, 13416), (10062, 13032)]