438731964

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:107

約数の個数: 270

約数和(自身を含む): 1373440992

約数和(自身を除く): 934709028

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 27, 31, 33, 36, 38, 44, 54, 57, 62, 66, 76, 81, 93, 99, 108, 114, 121, 124, 132, 162, 171, 186, 198, 209, 228, 242, 279, 297, 324, 341, 342, 361, 363, 372, 396, 418, 484, 513, 558, 589, 594, 627, 682, 684, 722, 726, 836, 837, 891, 1023, 1026, 1083, 1089, 1116, 1178, 1188, 1254, 1364, 1444, 1452, 1539, 1674, 1767, 1782, 1881, 2046, 2052, 2166, 2178, 2299, 2356, 2508, 2511, 3069, 3078, 3249, 3267, 3348, 3534, 3564, 3751, 3762, 3971, 4092, 4332, 4356, 4598, 5022, 5301, 5643, 6138, 6156, 6479, 6498, 6534, 6897, 7068, 7502, 7524, 7942, 9196, 9207, 9747, 9801, 10044, 10602, 11191, 11253, 11286, 11913, 12276, 12958, 12996, 13068, 13794, 15004, 15884, 15903, 16929, 18414, 19437, 19494, 19602, 20691, 21204, 22382, 22506, 22572, 23826, 25916, 27588, 27621, 29241, 31806, 33573, 33759, 33858, 35739, 36828, 38874, 38988, 39204, 41382, 43681, 44764, 45012, 47652, 47709, 55242, 58311, 58482, 62073, 63612, 67146, 67518, 67716, 71269, 71478, 77748, 82764, 87362, 95418, 100719, 101277, 107217, 110484, 116622, 116964, 123101, 124146, 131043, 134292, 135036, 142538, 142956, 174724, 174933, 186219, 190836, 201438, 202554, 213807, 214434, 233244, 246202, 248292, 262086, 285076, 302157, 303831, 321651, 349866, 369303, 372438, 393129, 402876, 405108, 427614, 428868, 492404, 524172, 524799, 604314, 607662, 641421, 643302, 699732, 738606, 744876, 786258, 855228, 906471, 1049598, 1107909, 1179387, 1208628, 1215324, 1282842, 1286604, 1354111, 1477212, 1572516, 1812942, 1924263, 2099196, 2215818, 2358774, 2565684, 2708222, 3323727, 3538161, 3625884, 3848526, 4062333, 4431636, 4717548, 5416444, 5772789, 6647454, 7076322, 7697052, 8124666, 9971181, 11545578, 12186999, 13294908, 14152644, 16249332, 19942362, 23091156, 24373998, 36560997, 39884724, 48747996, 73121994, 109682991, 146243988, 219365982, 438731964]

約数ペア:

[(1, 438731964), (2, 219365982), (3, 146243988), (4, 109682991), (6, 73121994), (9, 48747996), (11, 39884724), (12, 36560997), (18, 24373998), (19, 23091156), (22, 19942362), (27, 16249332), (31, 14152644), (33, 13294908), (36, 12186999), (38, 11545578), (44, 9971181), (54, 8124666), (57, 7697052), (62, 7076322), (66, 6647454), (76, 5772789), (81, 5416444), (93, 4717548), (99, 4431636), (108, 4062333), (114, 3848526), (121, 3625884), (124, 3538161), (132, 3323727), (162, 2708222), (171, 2565684), (186, 2358774), (198, 2215818), (209, 2099196), (228, 1924263), (242, 1812942), (279, 1572516), (297, 1477212), (324, 1354111), (341, 1286604), (342, 1282842), (361, 1215324), (363, 1208628), (372, 1179387), (396, 1107909), (418, 1049598), (484, 906471), (513, 855228), (558, 786258), (589, 744876), (594, 738606), (627, 699732), (682, 643302), (684, 641421), (722, 607662), (726, 604314), (836, 524799), (837, 524172), (891, 492404), (1023, 428868), (1026, 427614), (1083, 405108), (1089, 402876), (1116, 393129), (1178, 372438), (1188, 369303), (1254, 349866), (1364, 321651), (1444, 303831), (1452, 302157), (1539, 285076), (1674, 262086), (1767, 248292), (1782, 246202), (1881, 233244), (2046, 214434), (2052, 213807), (2166, 202554), (2178, 201438), (2299, 190836), (2356, 186219), (2508, 174933), (2511, 174724), (3069, 142956), (3078, 142538), (3249, 135036), (3267, 134292), (3348, 131043), (3534, 124146), (3564, 123101), (3751, 116964), (3762, 116622), (3971, 110484), (4092, 107217), (4332, 101277), (4356, 100719), (4598, 95418), (5022, 87362), (5301, 82764), (5643, 77748), (6138, 71478), (6156, 71269), (6479, 67716), (6498, 67518), (6534, 67146), (6897, 63612), (7068, 62073), (7502, 58482), (7524, 58311), (7942, 55242), (9196, 47709), (9207, 47652), (9747, 45012), (9801, 44764), (10044, 43681), (10602, 41382), (11191, 39204), (11253, 38988), (11286, 38874), (11913, 36828), (12276, 35739), (12958, 33858), (12996, 33759), (13068, 33573), (13794, 31806), (15004, 29241), (15884, 27621), (15903, 27588), (16929, 25916), (18414, 23826), (19437, 22572), (19494, 22506), (19602, 22382), (20691, 21204)]