490643244

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2$

素因数の和:128

約数の個数: 252

約数和(自身を含む): 1622134416

約数和(自身を除く): 1131491172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 43, 52, 54, 63, 78, 81, 84, 86, 91, 108, 117, 126, 129, 156, 162, 172, 182, 189, 234, 243, 252, 258, 273, 301, 324, 351, 364, 378, 387, 468, 486, 516, 546, 559, 567, 602, 702, 729, 756, 774, 819, 903, 972, 1053, 1092, 1118, 1134, 1161, 1204, 1404, 1458, 1548, 1638, 1677, 1701, 1806, 1849, 2106, 2236, 2268, 2322, 2457, 2709, 2916, 3159, 3276, 3354, 3402, 3483, 3612, 3698, 3913, 4212, 4644, 4914, 5031, 5103, 5418, 5547, 6318, 6708, 6804, 6966, 7371, 7396, 7826, 8127, 9477, 9828, 10062, 10206, 10449, 10836, 11094, 11739, 12636, 12943, 13932, 14742, 15093, 15652, 16254, 16641, 18954, 20124, 20412, 20898, 22113, 22188, 23478, 24037, 24381, 25886, 29484, 30186, 31347, 32508, 33282, 35217, 37908, 38829, 41796, 44226, 45279, 46956, 48074, 48762, 49923, 51772, 60372, 62694, 66339, 66564, 70434, 72111, 73143, 77658, 88452, 90558, 96148, 97524, 99846, 105651, 116487, 125388, 132678, 135837, 140868, 144222, 146286, 149769, 155316, 168259, 181116, 199692, 211302, 216333, 219429, 232974, 265356, 271674, 288444, 292572, 299538, 316953, 336518, 349461, 407511, 422604, 432666, 438858, 449307, 465948, 504777, 543348, 599076, 633906, 648999, 673036, 698922, 815022, 865332, 877716, 898614, 950859, 1009554, 1048383, 1267812, 1297998, 1347921, 1397844, 1514331, 1630044, 1797228, 1901718, 1946997, 2019108, 2096766, 2595996, 2695842, 2852577, 3028662, 3145149, 3803436, 3893994, 4193532, 4542993, 5391684, 5705154, 5840991, 6057324, 6290298, 7787988, 9085986, 9435447, 11410308, 11681982, 12580596, 13628979, 17522973, 18171972, 18870894, 23363964, 27257958, 35045946, 37741788, 40886937, 54515916, 70091892, 81773874, 122660811, 163547748, 245321622, 490643244]

約数ペア:

[(1, 490643244), (2, 245321622), (3, 163547748), (4, 122660811), (6, 81773874), (7, 70091892), (9, 54515916), (12, 40886937), (13, 37741788), (14, 35045946), (18, 27257958), (21, 23363964), (26, 18870894), (27, 18171972), (28, 17522973), (36, 13628979), (39, 12580596), (42, 11681982), (43, 11410308), (52, 9435447), (54, 9085986), (63, 7787988), (78, 6290298), (81, 6057324), (84, 5840991), (86, 5705154), (91, 5391684), (108, 4542993), (117, 4193532), (126, 3893994), (129, 3803436), (156, 3145149), (162, 3028662), (172, 2852577), (182, 2695842), (189, 2595996), (234, 2096766), (243, 2019108), (252, 1946997), (258, 1901718), (273, 1797228), (301, 1630044), (324, 1514331), (351, 1397844), (364, 1347921), (378, 1297998), (387, 1267812), (468, 1048383), (486, 1009554), (516, 950859), (546, 898614), (559, 877716), (567, 865332), (602, 815022), (702, 698922), (729, 673036), (756, 648999), (774, 633906), (819, 599076), (903, 543348), (972, 504777), (1053, 465948), (1092, 449307), (1118, 438858), (1134, 432666), (1161, 422604), (1204, 407511), (1404, 349461), (1458, 336518), (1548, 316953), (1638, 299538), (1677, 292572), (1701, 288444), (1806, 271674), (1849, 265356), (2106, 232974), (2236, 219429), (2268, 216333), (2322, 211302), (2457, 199692), (2709, 181116), (2916, 168259), (3159, 155316), (3276, 149769), (3354, 146286), (3402, 144222), (3483, 140868), (3612, 135837), (3698, 132678), (3913, 125388), (4212, 116487), (4644, 105651), (4914, 99846), (5031, 97524), (5103, 96148), (5418, 90558), (5547, 88452), (6318, 77658), (6708, 73143), (6804, 72111), (6966, 70434), (7371, 66564), (7396, 66339), (7826, 62694), (8127, 60372), (9477, 51772), (9828, 49923), (10062, 48762), (10206, 48074), (10449, 46956), (10836, 45279), (11094, 44226), (11739, 41796), (12636, 38829), (12943, 37908), (13932, 35217), (14742, 33282), (15093, 32508), (15652, 31347), (16254, 30186), (16641, 29484), (18954, 25886), (20124, 24381), (20412, 24037), (20898, 23478), (22113, 22188)]