128156901656

素因数分解:

$2^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2111}}^1\times {\mathrm{5503}}^1$

素因数の和:7824

約数の個数: 64

約数和(自身を含む): 276196884480

約数和(自身を除く): 148039982824

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 197, 394, 788, 1379, 1576, 2111, 2758, 4222, 5503, 5516, 8444, 11006, 11032, 14777, 16888, 22012, 29554, 38521, 44024, 59108, 77042, 118216, 154084, 308168, 415867, 831734, 1084091, 1663468, 2168182, 2911069, 3326936, 4336364, 5822138, 7588637, 8672728, 11616833, 11644276, 15177274, 23233666, 23288552, 30354548, 46467332, 60709096, 81317831, 92934664, 162635662, 325271324, 650542648, 2288516101, 4577032202, 9154064404, 16019612707, 18308128808, 32039225414, 64078450828, 128156901656]

約数ペア:

[(1, 128156901656), (2, 64078450828), (4, 32039225414), (7, 18308128808), (8, 16019612707), (14, 9154064404), (28, 4577032202), (56, 2288516101), (197, 650542648), (394, 325271324), (788, 162635662), (1379, 92934664), (1576, 81317831), (2111, 60709096), (2758, 46467332), (4222, 30354548), (5503, 23288552), (5516, 23233666), (8444, 15177274), (11006, 11644276), (11032, 11616833), (14777, 8672728), (16888, 7588637), (22012, 5822138), (29554, 4336364), (38521, 3326936), (44024, 2911069), (59108, 2168182), (77042, 1663468), (118216, 1084091), (154084, 831734), (308168, 415867)]