71441748

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:426

約数の個数: 144

約数和(自身を含む): 222942720

約数和(自身を除く): 151500972

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 43, 57, 63, 76, 84, 86, 114, 126, 129, 133, 171, 172, 228, 252, 258, 266, 301, 342, 347, 387, 399, 516, 532, 602, 684, 694, 774, 798, 817, 903, 1041, 1197, 1204, 1388, 1548, 1596, 1634, 1806, 2082, 2394, 2429, 2451, 2709, 3123, 3268, 3612, 4164, 4788, 4858, 4902, 5418, 5719, 6246, 6593, 7287, 7353, 9716, 9804, 10836, 11438, 12492, 13186, 14574, 14706, 14921, 17157, 19779, 21861, 22876, 26372, 29148, 29412, 29842, 34314, 39558, 43722, 44763, 46151, 51471, 59337, 59684, 68628, 79116, 87444, 89526, 92302, 102942, 104447, 118674, 134289, 138453, 179052, 184604, 205884, 208894, 237348, 268578, 276906, 283499, 313341, 415359, 417788, 537156, 553812, 566998, 626682, 830718, 850497, 940023, 1133996, 1253364, 1661436, 1700994, 1880046, 1984493, 2551491, 3401988, 3760092, 3968986, 5102982, 5953479, 7937972, 10205964, 11906958, 17860437, 23813916, 35720874, 71441748]

約数ペア:

[(1, 71441748), (2, 35720874), (3, 23813916), (4, 17860437), (6, 11906958), (7, 10205964), (9, 7937972), (12, 5953479), (14, 5102982), (18, 3968986), (19, 3760092), (21, 3401988), (28, 2551491), (36, 1984493), (38, 1880046), (42, 1700994), (43, 1661436), (57, 1253364), (63, 1133996), (76, 940023), (84, 850497), (86, 830718), (114, 626682), (126, 566998), (129, 553812), (133, 537156), (171, 417788), (172, 415359), (228, 313341), (252, 283499), (258, 276906), (266, 268578), (301, 237348), (342, 208894), (347, 205884), (387, 184604), (399, 179052), (516, 138453), (532, 134289), (602, 118674), (684, 104447), (694, 102942), (774, 92302), (798, 89526), (817, 87444), (903, 79116), (1041, 68628), (1197, 59684), (1204, 59337), (1388, 51471), (1548, 46151), (1596, 44763), (1634, 43722), (1806, 39558), (2082, 34314), (2394, 29842), (2429, 29412), (2451, 29148), (2709, 26372), (3123, 22876), (3268, 21861), (3612, 19779), (4164, 17157), (4788, 14921), (4858, 14706), (4902, 14574), (5418, 13186), (5719, 12492), (6246, 11438), (6593, 10836), (7287, 9804), (7353, 9716)]