128180808

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1291}}^1$

素因数の和:1507

約数の個数: 96

約数和(自身を含む): 399072960

約数和(自身を除く): 270892152

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 197, 252, 394, 504, 591, 788, 1182, 1291, 1379, 1576, 1773, 2364, 2582, 2758, 3546, 3873, 4137, 4728, 5164, 5516, 7092, 7746, 8274, 9037, 10328, 11032, 11619, 12411, 14184, 15492, 16548, 18074, 23238, 24822, 27111, 30984, 33096, 36148, 46476, 49644, 54222, 72296, 81333, 92952, 99288, 108444, 162666, 216888, 254327, 325332, 508654, 650664, 762981, 1017308, 1525962, 1780289, 2034616, 2288943, 3051924, 3560578, 4577886, 5340867, 6103848, 7121156, 9155772, 10681734, 14242312, 16022601, 18311544, 21363468, 32045202, 42726936, 64090404, 128180808]

約数ペア:

[(1, 128180808), (2, 64090404), (3, 42726936), (4, 32045202), (6, 21363468), (7, 18311544), (8, 16022601), (9, 14242312), (12, 10681734), (14, 9155772), (18, 7121156), (21, 6103848), (24, 5340867), (28, 4577886), (36, 3560578), (42, 3051924), (56, 2288943), (63, 2034616), (72, 1780289), (84, 1525962), (126, 1017308), (168, 762981), (197, 650664), (252, 508654), (394, 325332), (504, 254327), (591, 216888), (788, 162666), (1182, 108444), (1291, 99288), (1379, 92952), (1576, 81333), (1773, 72296), (2364, 54222), (2582, 49644), (2758, 46476), (3546, 36148), (3873, 33096), (4137, 30984), (4728, 27111), (5164, 24822), (5516, 23238), (7092, 18074), (7746, 16548), (8274, 15492), (9037, 14184), (10328, 12411), (11032, 11619)]