128942016

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{487}}^1$

素因数の和:706

約数の個数: 112

約数和(自身を含む): 392679936

約数和(自身を除く): 263737920

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 197, 224, 336, 394, 448, 487, 591, 672, 788, 974, 1182, 1344, 1379, 1461, 1576, 1948, 2364, 2758, 2922, 3152, 3409, 3896, 4137, 4728, 5516, 5844, 6304, 6818, 7792, 8274, 9456, 10227, 11032, 11688, 12608, 13636, 15584, 16548, 18912, 20454, 22064, 23376, 27272, 31168, 33096, 37824, 40908, 44128, 46752, 54544, 66192, 81816, 88256, 93504, 95939, 109088, 132384, 163632, 191878, 218176, 264768, 287817, 327264, 383756, 575634, 654528, 671573, 767512, 1151268, 1343146, 1535024, 2014719, 2302536, 2686292, 3070048, 4029438, 4605072, 5372584, 6140096, 8058876, 9210144, 10745168, 16117752, 18420288, 21490336, 32235504, 42980672, 64471008, 128942016]

約数ペア:

[(1, 128942016), (2, 64471008), (3, 42980672), (4, 32235504), (6, 21490336), (7, 18420288), (8, 16117752), (12, 10745168), (14, 9210144), (16, 8058876), (21, 6140096), (24, 5372584), (28, 4605072), (32, 4029438), (42, 3070048), (48, 2686292), (56, 2302536), (64, 2014719), (84, 1535024), (96, 1343146), (112, 1151268), (168, 767512), (192, 671573), (197, 654528), (224, 575634), (336, 383756), (394, 327264), (448, 287817), (487, 264768), (591, 218176), (672, 191878), (788, 163632), (974, 132384), (1182, 109088), (1344, 95939), (1379, 93504), (1461, 88256), (1576, 81816), (1948, 66192), (2364, 54544), (2758, 46752), (2922, 44128), (3152, 40908), (3409, 37824), (3896, 33096), (4137, 31168), (4728, 27272), (5516, 23376), (5844, 22064), (6304, 20454), (6818, 18912), (7792, 16548), (8274, 15584), (9456, 13636), (10227, 12608), (11032, 11688)]