31408128

素因数分解:

$2^{14}\times 3^3\times {\mathrm{71}}^1$

素因数の和:108

約数の個数: 120

約数和(自身を含む): 94368960

約数和(自身を除く): 62960832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 71, 72, 96, 108, 128, 142, 144, 192, 213, 216, 256, 284, 288, 384, 426, 432, 512, 568, 576, 639, 768, 852, 864, 1024, 1136, 1152, 1278, 1536, 1704, 1728, 1917, 2048, 2272, 2304, 2556, 3072, 3408, 3456, 3834, 4096, 4544, 4608, 5112, 6144, 6816, 6912, 7668, 8192, 9088, 9216, 10224, 12288, 13632, 13824, 15336, 16384, 18176, 18432, 20448, 24576, 27264, 27648, 30672, 36352, 36864, 40896, 49152, 54528, 55296, 61344, 72704, 73728, 81792, 109056, 110592, 122688, 145408, 147456, 163584, 218112, 221184, 245376, 290816, 327168, 436224, 442368, 490752, 581632, 654336, 872448, 981504, 1163264, 1308672, 1744896, 1963008, 2617344, 3489792, 3926016, 5234688, 7852032, 10469376, 15704064, 31408128]

約数ペア:

[(1, 31408128), (2, 15704064), (3, 10469376), (4, 7852032), (6, 5234688), (8, 3926016), (9, 3489792), (12, 2617344), (16, 1963008), (18, 1744896), (24, 1308672), (27, 1163264), (32, 981504), (36, 872448), (48, 654336), (54, 581632), (64, 490752), (71, 442368), (72, 436224), (96, 327168), (108, 290816), (128, 245376), (142, 221184), (144, 218112), (192, 163584), (213, 147456), (216, 145408), (256, 122688), (284, 110592), (288, 109056), (384, 81792), (426, 73728), (432, 72704), (512, 61344), (568, 55296), (576, 54528), (639, 49152), (768, 40896), (852, 36864), (864, 36352), (1024, 30672), (1136, 27648), (1152, 27264), (1278, 24576), (1536, 20448), (1704, 18432), (1728, 18176), (1917, 16384), (2048, 15336), (2272, 13824), (2304, 13632), (2556, 12288), (3072, 10224), (3408, 9216), (3456, 9088), (3834, 8192), (4096, 7668), (4544, 6912), (4608, 6816), (5112, 6144)]