320236416

素因数分解:

$2^7\times 3^4\times {\mathrm{67}}^1\times {\mathrm{461}}^1$

素因数の和:554

約数の個数: 160

約数和(自身を含む): 969340680

約数和(自身を除く): 649104264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 67, 72, 81, 96, 108, 128, 134, 144, 162, 192, 201, 216, 268, 288, 324, 384, 402, 432, 461, 536, 576, 603, 648, 804, 864, 922, 1072, 1152, 1206, 1296, 1383, 1608, 1728, 1809, 1844, 2144, 2412, 2592, 2766, 3216, 3456, 3618, 3688, 4149, 4288, 4824, 5184, 5427, 5532, 6432, 7236, 7376, 8298, 8576, 9648, 10368, 10854, 11064, 12447, 12864, 14472, 14752, 16596, 19296, 21708, 22128, 24894, 25728, 28944, 29504, 30887, 33192, 37341, 38592, 43416, 44256, 49788, 57888, 59008, 61774, 66384, 74682, 77184, 86832, 88512, 92661, 99576, 115776, 123548, 132768, 149364, 173664, 177024, 185322, 199152, 231552, 247096, 265536, 277983, 298728, 347328, 370644, 398304, 494192, 531072, 555966, 597456, 694656, 741288, 796608, 833949, 988384, 1111932, 1194912, 1482576, 1593216, 1667898, 1976768, 2223864, 2389824, 2501847, 2965152, 3335796, 3953536, 4447728, 4779648, 5003694, 5930304, 6671592, 8895456, 10007388, 11860608, 13343184, 17790912, 20014776, 26686368, 35581824, 40029552, 53372736, 80059104, 106745472, 160118208, 320236416]

約数ペア:

[(1, 320236416), (2, 160118208), (3, 106745472), (4, 80059104), (6, 53372736), (8, 40029552), (9, 35581824), (12, 26686368), (16, 20014776), (18, 17790912), (24, 13343184), (27, 11860608), (32, 10007388), (36, 8895456), (48, 6671592), (54, 5930304), (64, 5003694), (67, 4779648), (72, 4447728), (81, 3953536), (96, 3335796), (108, 2965152), (128, 2501847), (134, 2389824), (144, 2223864), (162, 1976768), (192, 1667898), (201, 1593216), (216, 1482576), (268, 1194912), (288, 1111932), (324, 988384), (384, 833949), (402, 796608), (432, 741288), (461, 694656), (536, 597456), (576, 555966), (603, 531072), (648, 494192), (804, 398304), (864, 370644), (922, 347328), (1072, 298728), (1152, 277983), (1206, 265536), (1296, 247096), (1383, 231552), (1608, 199152), (1728, 185322), (1809, 177024), (1844, 173664), (2144, 149364), (2412, 132768), (2592, 123548), (2766, 115776), (3216, 99576), (3456, 92661), (3618, 88512), (3688, 86832), (4149, 77184), (4288, 74682), (4824, 66384), (5184, 61774), (5427, 59008), (5532, 57888), (6432, 49788), (7236, 44256), (7376, 43416), (8298, 38592), (8576, 37341), (9648, 33192), (10368, 30887), (10854, 29504), (11064, 28944), (12447, 25728), (12864, 24894), (14472, 22128), (14752, 21708), (16596, 19296)]