155171072

素因数分解:

$2^8\times 7^1\times {\mathrm{131}}^1\times {\mathrm{661}}^1$

素因数の和:815

約数の個数: 72

約数和(自身を含む): 357225792

約数和(自身を除く): 202054720

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 131, 224, 256, 262, 448, 524, 661, 896, 917, 1048, 1322, 1792, 1834, 2096, 2644, 3668, 4192, 4627, 5288, 7336, 8384, 9254, 10576, 14672, 16768, 18508, 21152, 29344, 33536, 37016, 42304, 58688, 74032, 84608, 86591, 117376, 148064, 169216, 173182, 234752, 296128, 346364, 592256, 606137, 692728, 1184512, 1212274, 1385456, 2424548, 2770912, 4849096, 5541824, 9698192, 11083648, 19396384, 22167296, 38792768, 77585536, 155171072]

約数ペア:

[(1, 155171072), (2, 77585536), (4, 38792768), (7, 22167296), (8, 19396384), (14, 11083648), (16, 9698192), (28, 5541824), (32, 4849096), (56, 2770912), (64, 2424548), (112, 1385456), (128, 1212274), (131, 1184512), (224, 692728), (256, 606137), (262, 592256), (448, 346364), (524, 296128), (661, 234752), (896, 173182), (917, 169216), (1048, 148064), (1322, 117376), (1792, 86591), (1834, 84608), (2096, 74032), (2644, 58688), (3668, 42304), (4192, 37016), (4627, 33536), (5288, 29344), (7336, 21152), (8384, 18508), (9254, 16768), (10576, 14672)]