189189888

素因数分解:

$2^8\times 3^1\times {\mathrm{181}}^1\times {\mathrm{1361}}^1$

素因数の和:1561

約数の個数: 72

約数和(自身を含む): 506674896

約数和(自身を除く): 317485008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 181, 192, 256, 362, 384, 543, 724, 768, 1086, 1361, 1448, 2172, 2722, 2896, 4083, 4344, 5444, 5792, 8166, 8688, 10888, 11584, 16332, 17376, 21776, 23168, 32664, 34752, 43552, 46336, 65328, 69504, 87104, 130656, 139008, 174208, 246341, 261312, 348416, 492682, 522624, 739023, 985364, 1045248, 1478046, 1970728, 2956092, 3941456, 5912184, 7882912, 11824368, 15765824, 23648736, 31531648, 47297472, 63063296, 94594944, 189189888]

約数ペア:

[(1, 189189888), (2, 94594944), (3, 63063296), (4, 47297472), (6, 31531648), (8, 23648736), (12, 15765824), (16, 11824368), (24, 7882912), (32, 5912184), (48, 3941456), (64, 2956092), (96, 1970728), (128, 1478046), (181, 1045248), (192, 985364), (256, 739023), (362, 522624), (384, 492682), (543, 348416), (724, 261312), (768, 246341), (1086, 174208), (1361, 139008), (1448, 130656), (2172, 87104), (2722, 69504), (2896, 65328), (4083, 46336), (4344, 43552), (5444, 34752), (5792, 32664), (8166, 23168), (8688, 21776), (10888, 17376), (11584, 16332)]