216272368

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1973}}^1$

素因数の和:2042

約数の個数: 80

約数和(自身を含む): 493468416

約数和(自身を除く): 277196048

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 208, 221, 248, 272, 403, 442, 496, 527, 806, 884, 1054, 1612, 1768, 1973, 2108, 3224, 3536, 3946, 4216, 6448, 6851, 7892, 8432, 13702, 15784, 25649, 27404, 31568, 33541, 51298, 54808, 61163, 67082, 102596, 109616, 122326, 134164, 205192, 244652, 268328, 410384, 436033, 489304, 536656, 795119, 872066, 978608, 1039771, 1590238, 1744132, 2079542, 3180476, 3488264, 4159084, 6360952, 6976528, 8318168, 12721904, 13517023, 16636336, 27034046, 54068092, 108136184, 216272368]

約数ペア:

[(1, 216272368), (2, 108136184), (4, 54068092), (8, 27034046), (13, 16636336), (16, 13517023), (17, 12721904), (26, 8318168), (31, 6976528), (34, 6360952), (52, 4159084), (62, 3488264), (68, 3180476), (104, 2079542), (124, 1744132), (136, 1590238), (208, 1039771), (221, 978608), (248, 872066), (272, 795119), (403, 536656), (442, 489304), (496, 436033), (527, 410384), (806, 268328), (884, 244652), (1054, 205192), (1612, 134164), (1768, 122326), (1973, 109616), (2108, 102596), (3224, 67082), (3536, 61163), (3946, 54808), (4216, 51298), (6448, 33541), (6851, 31568), (7892, 27404), (8432, 25649), (13702, 15784)]