128453220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1051}}^1$

素因数の和:1170

約数の個数: 144

約数和(自身を含む): 450323328

約数和(自身を除く): 321870108

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 97, 105, 126, 140, 180, 194, 210, 252, 291, 315, 388, 420, 485, 582, 630, 679, 873, 970, 1051, 1164, 1260, 1358, 1455, 1746, 1940, 2037, 2102, 2716, 2910, 3153, 3395, 3492, 4074, 4204, 4365, 5255, 5820, 6111, 6306, 6790, 7357, 8148, 8730, 9459, 10185, 10510, 12222, 12612, 13580, 14714, 15765, 17460, 18918, 20370, 21020, 22071, 24444, 29428, 30555, 31530, 36785, 37836, 40740, 44142, 47295, 61110, 63060, 66213, 73570, 88284, 94590, 101947, 110355, 122220, 132426, 147140, 189180, 203894, 220710, 264852, 305841, 331065, 407788, 441420, 509735, 611682, 662130, 713629, 917523, 1019470, 1223364, 1324260, 1427258, 1529205, 1835046, 2038940, 2140887, 2854516, 3058410, 3568145, 3670092, 4281774, 4587615, 6116820, 6422661, 7136290, 8563548, 9175230, 10704435, 12845322, 14272580, 18350460, 21408870, 25690644, 32113305, 42817740, 64226610, 128453220]

約数ペア:

[(1, 128453220), (2, 64226610), (3, 42817740), (4, 32113305), (5, 25690644), (6, 21408870), (7, 18350460), (9, 14272580), (10, 12845322), (12, 10704435), (14, 9175230), (15, 8563548), (18, 7136290), (20, 6422661), (21, 6116820), (28, 4587615), (30, 4281774), (35, 3670092), (36, 3568145), (42, 3058410), (45, 2854516), (60, 2140887), (63, 2038940), (70, 1835046), (84, 1529205), (90, 1427258), (97, 1324260), (105, 1223364), (126, 1019470), (140, 917523), (180, 713629), (194, 662130), (210, 611682), (252, 509735), (291, 441420), (315, 407788), (388, 331065), (420, 305841), (485, 264852), (582, 220710), (630, 203894), (679, 189180), (873, 147140), (970, 132426), (1051, 122220), (1164, 110355), (1260, 101947), (1358, 94590), (1455, 88284), (1746, 73570), (1940, 66213), (2037, 63060), (2102, 61110), (2716, 47295), (2910, 44142), (3153, 40740), (3395, 37836), (3492, 36785), (4074, 31530), (4204, 30555), (4365, 29428), (5255, 24444), (5820, 22071), (6111, 21020), (6306, 20370), (6790, 18918), (7357, 17460), (8148, 15765), (8730, 14714), (9459, 13580), (10185, 12612), (10510, 12222)]