280656012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{139}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 831102720

約数和(自身を除く): 550446708

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 43, 52, 78, 84, 86, 91, 129, 139, 156, 172, 182, 258, 273, 278, 301, 364, 417, 516, 546, 556, 559, 602, 834, 903, 973, 1092, 1118, 1204, 1668, 1677, 1806, 1807, 1849, 1946, 2236, 2919, 3354, 3612, 3614, 3698, 3892, 3913, 5421, 5547, 5838, 5977, 6708, 7228, 7396, 7826, 10842, 11094, 11676, 11739, 11954, 12649, 12943, 15652, 17931, 21684, 22188, 23478, 23908, 24037, 25298, 25886, 35862, 37947, 38829, 41839, 46956, 48074, 50596, 51772, 71724, 72111, 75894, 77658, 77701, 83678, 96148, 125517, 144222, 151788, 155316, 155402, 167356, 168259, 233103, 251034, 257011, 288444, 310804, 336518, 466206, 502068, 504777, 514022, 543907, 673036, 771033, 932412, 1009554, 1028044, 1087814, 1542066, 1631721, 1799077, 2019108, 2175628, 3084132, 3263442, 3341143, 3598154, 5397231, 6526884, 6682286, 7196308, 10023429, 10794462, 13364572, 20046858, 21588924, 23388001, 40093716, 46776002, 70164003, 93552004, 140328006, 280656012]

約数ペア:

[(1, 280656012), (2, 140328006), (3, 93552004), (4, 70164003), (6, 46776002), (7, 40093716), (12, 23388001), (13, 21588924), (14, 20046858), (21, 13364572), (26, 10794462), (28, 10023429), (39, 7196308), (42, 6682286), (43, 6526884), (52, 5397231), (78, 3598154), (84, 3341143), (86, 3263442), (91, 3084132), (129, 2175628), (139, 2019108), (156, 1799077), (172, 1631721), (182, 1542066), (258, 1087814), (273, 1028044), (278, 1009554), (301, 932412), (364, 771033), (417, 673036), (516, 543907), (546, 514022), (556, 504777), (559, 502068), (602, 466206), (834, 336518), (903, 310804), (973, 288444), (1092, 257011), (1118, 251034), (1204, 233103), (1668, 168259), (1677, 167356), (1806, 155402), (1807, 155316), (1849, 151788), (1946, 144222), (2236, 125517), (2919, 96148), (3354, 83678), (3612, 77701), (3614, 77658), (3698, 75894), (3892, 72111), (3913, 71724), (5421, 51772), (5547, 50596), (5838, 48074), (5977, 46956), (6708, 41839), (7228, 38829), (7396, 37947), (7826, 35862), (10842, 25886), (11094, 25298), (11676, 24037), (11739, 23908), (11954, 23478), (12649, 22188), (12943, 21684), (15652, 17931)]