128478336

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{47797}}^1$

素因数の和:47821

約数の個数: 64

約数和(自身を含む): 390031680

約数和(自身を除く): 261553344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 47797, 95594, 143391, 191188, 286782, 334579, 382376, 573564, 669158, 764752, 1003737, 1147128, 1338316, 1529504, 2007474, 2294256, 2676632, 3059008, 4014948, 4588512, 5353264, 6118016, 8029896, 9177024, 10706528, 16059792, 18354048, 21413056, 32119584, 42826112, 64239168, 128478336]

約数ペア:

[(1, 128478336), (2, 64239168), (3, 42826112), (4, 32119584), (6, 21413056), (7, 18354048), (8, 16059792), (12, 10706528), (14, 9177024), (16, 8029896), (21, 6118016), (24, 5353264), (28, 4588512), (32, 4014948), (42, 3059008), (48, 2676632), (56, 2294256), (64, 2007474), (84, 1529504), (96, 1338316), (112, 1147128), (128, 1003737), (168, 764752), (192, 669158), (224, 573564), (336, 382376), (384, 334579), (448, 286782), (672, 191188), (896, 143391), (1344, 95594), (2688, 47797)]