279002878

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:206

約数の個数: 128

約数和(自身を含む): 597196800

約数和(自身を除く): 318193922

約数列:

[1, 2, 7, 11, 14, 17, 19, 22, 34, 38, 71, 77, 79, 119, 133, 142, 154, 158, 187, 209, 238, 266, 323, 374, 418, 497, 553, 646, 781, 869, 994, 1106, 1207, 1309, 1343, 1349, 1463, 1501, 1562, 1738, 2261, 2414, 2618, 2686, 2698, 2926, 3002, 3553, 4522, 5467, 5609, 6083, 7106, 8449, 9401, 9443, 10507, 10934, 11218, 12166, 13277, 14773, 14839, 16511, 16898, 18802, 18886, 21014, 22933, 24871, 25517, 26554, 29546, 29678, 33022, 39263, 45866, 49742, 51034, 61699, 78526, 92939, 95353, 103411, 103873, 106571, 115577, 123398, 160531, 178619, 185878, 190706, 206822, 207746, 213142, 231154, 252263, 280687, 321062, 357238, 431893, 504526, 561374, 667471, 745997, 863786, 1048883, 1172281, 1334942, 1491994, 1765841, 1811707, 1964809, 2097766, 2344562, 3531682, 3623414, 3929618, 7342181, 8205967, 12681949, 14684362, 16411934, 19928777, 25363898, 39857554, 139501439, 279002878]

約数ペア:

[(1, 279002878), (2, 139501439), (7, 39857554), (11, 25363898), (14, 19928777), (17, 16411934), (19, 14684362), (22, 12681949), (34, 8205967), (38, 7342181), (71, 3929618), (77, 3623414), (79, 3531682), (119, 2344562), (133, 2097766), (142, 1964809), (154, 1811707), (158, 1765841), (187, 1491994), (209, 1334942), (238, 1172281), (266, 1048883), (323, 863786), (374, 745997), (418, 667471), (497, 561374), (553, 504526), (646, 431893), (781, 357238), (869, 321062), (994, 280687), (1106, 252263), (1207, 231154), (1309, 213142), (1343, 207746), (1349, 206822), (1463, 190706), (1501, 185878), (1562, 178619), (1738, 160531), (2261, 123398), (2414, 115577), (2618, 106571), (2686, 103873), (2698, 103411), (2926, 95353), (3002, 92939), (3553, 78526), (4522, 61699), (5467, 51034), (5609, 49742), (6083, 45866), (7106, 39263), (8449, 33022), (9401, 29678), (9443, 29546), (10507, 26554), (10934, 25517), (11218, 24871), (12166, 22933), (13277, 21014), (14773, 18886), (14839, 18802), (16511, 16898)]