420247464

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{997}}^1$

素因数の和:1219

約数の個数: 128

約数和(自身を含む): 1301072640

約数和(自身を除く): 880825176

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 193, 273, 312, 364, 386, 546, 579, 728, 772, 997, 1092, 1158, 1351, 1544, 1994, 2184, 2316, 2509, 2702, 2991, 3988, 4053, 4632, 5018, 5404, 5982, 6979, 7527, 7976, 8106, 10036, 10808, 11964, 12961, 13958, 15054, 16212, 17563, 20072, 20937, 23928, 25922, 27916, 30108, 32424, 35126, 38883, 41874, 51844, 52689, 55832, 60216, 70252, 77766, 83748, 90727, 103688, 105378, 140504, 155532, 167496, 181454, 192421, 210756, 272181, 311064, 362908, 384842, 421512, 544362, 577263, 725816, 769684, 1088724, 1154526, 1346947, 1539368, 2177448, 2309052, 2501473, 2693894, 4040841, 4618104, 5002946, 5387788, 7504419, 8081682, 10005892, 10775576, 15008838, 16163364, 17510311, 20011784, 30017676, 32326728, 35020622, 52530933, 60035352, 70041244, 105061866, 140082488, 210123732, 420247464]

約数ペア:

[(1, 420247464), (2, 210123732), (3, 140082488), (4, 105061866), (6, 70041244), (7, 60035352), (8, 52530933), (12, 35020622), (13, 32326728), (14, 30017676), (21, 20011784), (24, 17510311), (26, 16163364), (28, 15008838), (39, 10775576), (42, 10005892), (52, 8081682), (56, 7504419), (78, 5387788), (84, 5002946), (91, 4618104), (104, 4040841), (156, 2693894), (168, 2501473), (182, 2309052), (193, 2177448), (273, 1539368), (312, 1346947), (364, 1154526), (386, 1088724), (546, 769684), (579, 725816), (728, 577263), (772, 544362), (997, 421512), (1092, 384842), (1158, 362908), (1351, 311064), (1544, 272181), (1994, 210756), (2184, 192421), (2316, 181454), (2509, 167496), (2702, 155532), (2991, 140504), (3988, 105378), (4053, 103688), (4632, 90727), (5018, 83748), (5404, 77766), (5982, 70252), (6979, 60216), (7527, 55832), (7976, 52689), (8106, 51844), (10036, 41874), (10808, 38883), (11964, 35126), (12961, 32424), (13958, 30108), (15054, 27916), (16212, 25922), (17563, 23928), (20072, 20937)]