128961792

素因数分解:

$2^8\times 3^2\times {\mathrm{223}}^1\times {\mathrm{251}}^1$

素因数の和:496

約数の個数: 108

約数和(自身を含む): 374984064

約数和(自身を除く): 246022272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 223, 251, 256, 288, 384, 446, 502, 576, 669, 753, 768, 892, 1004, 1152, 1338, 1506, 1784, 2007, 2008, 2259, 2304, 2676, 3012, 3568, 4014, 4016, 4518, 5352, 6024, 7136, 8028, 8032, 9036, 10704, 12048, 14272, 16056, 16064, 18072, 21408, 24096, 28544, 32112, 32128, 36144, 42816, 48192, 55973, 57088, 64224, 64256, 72288, 85632, 96384, 111946, 128448, 144576, 167919, 171264, 192768, 223892, 256896, 289152, 335838, 447784, 503757, 513792, 578304, 671676, 895568, 1007514, 1343352, 1791136, 2015028, 2686704, 3582272, 4030056, 5373408, 7164544, 8060112, 10746816, 14329088, 16120224, 21493632, 32240448, 42987264, 64480896, 128961792]

約数ペア:

[(1, 128961792), (2, 64480896), (3, 42987264), (4, 32240448), (6, 21493632), (8, 16120224), (9, 14329088), (12, 10746816), (16, 8060112), (18, 7164544), (24, 5373408), (32, 4030056), (36, 3582272), (48, 2686704), (64, 2015028), (72, 1791136), (96, 1343352), (128, 1007514), (144, 895568), (192, 671676), (223, 578304), (251, 513792), (256, 503757), (288, 447784), (384, 335838), (446, 289152), (502, 256896), (576, 223892), (669, 192768), (753, 171264), (768, 167919), (892, 144576), (1004, 128448), (1152, 111946), (1338, 96384), (1506, 85632), (1784, 72288), (2007, 64256), (2008, 64224), (2259, 57088), (2304, 55973), (2676, 48192), (3012, 42816), (3568, 36144), (4014, 32128), (4016, 32112), (4518, 28544), (5352, 24096), (6024, 21408), (7136, 18072), (8028, 16064), (8032, 16056), (9036, 14272), (10704, 12048)]