218586456

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:390

約数の個数: 192

約数和(自身を含む): 691891200

約数和(自身を除く): 473304744

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 29, 31, 33, 36, 44, 58, 62, 66, 72, 87, 88, 93, 99, 116, 124, 132, 174, 186, 198, 232, 248, 261, 264, 279, 307, 319, 341, 348, 372, 396, 522, 558, 614, 638, 682, 696, 744, 792, 899, 921, 957, 1023, 1044, 1116, 1228, 1276, 1364, 1798, 1842, 1914, 2046, 2088, 2232, 2456, 2552, 2697, 2728, 2763, 2871, 3069, 3377, 3596, 3684, 3828, 4092, 5394, 5526, 5742, 6138, 6754, 7192, 7368, 7656, 8091, 8184, 8903, 9517, 9889, 10131, 10788, 11052, 11484, 12276, 13508, 16182, 17806, 19034, 19778, 20262, 21576, 22104, 22968, 24552, 26709, 27016, 28551, 29667, 30393, 32364, 35612, 38068, 39556, 40524, 53418, 57102, 59334, 60786, 64728, 71224, 76136, 79112, 80127, 81048, 85653, 89001, 97933, 104687, 106836, 114204, 118668, 121572, 160254, 171306, 178002, 195866, 209374, 213672, 228408, 237336, 243144, 275993, 293799, 314061, 320508, 342612, 356004, 391732, 418748, 551986, 587598, 628122, 641016, 685224, 712008, 783464, 827979, 837496, 881397, 942183, 1103972, 1175196, 1256244, 1655958, 1762794, 1884366, 2207944, 2350392, 2483937, 2512488, 3035923, 3311916, 3525588, 3768732, 4967874, 6071846, 6623832, 7051176, 7537464, 9107769, 9935748, 12143692, 18215538, 19871496, 24287384, 27323307, 36431076, 54646614, 72862152, 109293228, 218586456]

約数ペア:

[(1, 218586456), (2, 109293228), (3, 72862152), (4, 54646614), (6, 36431076), (8, 27323307), (9, 24287384), (11, 19871496), (12, 18215538), (18, 12143692), (22, 9935748), (24, 9107769), (29, 7537464), (31, 7051176), (33, 6623832), (36, 6071846), (44, 4967874), (58, 3768732), (62, 3525588), (66, 3311916), (72, 3035923), (87, 2512488), (88, 2483937), (93, 2350392), (99, 2207944), (116, 1884366), (124, 1762794), (132, 1655958), (174, 1256244), (186, 1175196), (198, 1103972), (232, 942183), (248, 881397), (261, 837496), (264, 827979), (279, 783464), (307, 712008), (319, 685224), (341, 641016), (348, 628122), (372, 587598), (396, 551986), (522, 418748), (558, 391732), (614, 356004), (638, 342612), (682, 320508), (696, 314061), (744, 293799), (792, 275993), (899, 243144), (921, 237336), (957, 228408), (1023, 213672), (1044, 209374), (1116, 195866), (1228, 178002), (1276, 171306), (1364, 160254), (1798, 121572), (1842, 118668), (1914, 114204), (2046, 106836), (2088, 104687), (2232, 97933), (2456, 89001), (2552, 85653), (2697, 81048), (2728, 80127), (2763, 79112), (2871, 76136), (3069, 71224), (3377, 64728), (3596, 60786), (3684, 59334), (3828, 57102), (4092, 53418), (5394, 40524), (5526, 39556), (5742, 38068), (6138, 35612), (6754, 32364), (7192, 30393), (7368, 29667), (7656, 28551), (8091, 27016), (8184, 26709), (8903, 24552), (9517, 22968), (9889, 22104), (10131, 21576), (10788, 20262), (11052, 19778), (11484, 19034), (12276, 17806), (13508, 16182)]