31420512

素因数分解:

$2^5\times 3^2\times {\mathrm{79}}^1\times {\mathrm{1381}}^1$

素因数の和:1476

約数の個数: 72

約数和(自身を含む): 90548640

約数和(自身を除く): 59128128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 79, 96, 144, 158, 237, 288, 316, 474, 632, 711, 948, 1264, 1381, 1422, 1896, 2528, 2762, 2844, 3792, 4143, 5524, 5688, 7584, 8286, 11048, 11376, 12429, 16572, 22096, 22752, 24858, 33144, 44192, 49716, 66288, 99432, 109099, 132576, 198864, 218198, 327297, 397728, 436396, 654594, 872792, 981891, 1309188, 1745584, 1963782, 2618376, 3491168, 3927564, 5236752, 7855128, 10473504, 15710256, 31420512]

約数ペア:

[(1, 31420512), (2, 15710256), (3, 10473504), (4, 7855128), (6, 5236752), (8, 3927564), (9, 3491168), (12, 2618376), (16, 1963782), (18, 1745584), (24, 1309188), (32, 981891), (36, 872792), (48, 654594), (72, 436396), (79, 397728), (96, 327297), (144, 218198), (158, 198864), (237, 132576), (288, 109099), (316, 99432), (474, 66288), (632, 49716), (711, 44192), (948, 33144), (1264, 24858), (1381, 22752), (1422, 22096), (1896, 16572), (2528, 12429), (2762, 11376), (2844, 11048), (3792, 8286), (4143, 7584), (5524, 5688)]