131068728

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{383}}^1$

素因数の和:506

約数の個数: 144

約数和(自身を含む): 418279680

約数和(自身を除く): 287210952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 97, 98, 126, 147, 168, 194, 196, 252, 291, 294, 383, 388, 392, 441, 504, 582, 588, 679, 766, 776, 873, 882, 1149, 1164, 1176, 1358, 1532, 1746, 1764, 2037, 2298, 2328, 2681, 2716, 3064, 3447, 3492, 3528, 4074, 4596, 4753, 5362, 5432, 6111, 6894, 6984, 8043, 8148, 9192, 9506, 10724, 12222, 13788, 14259, 16086, 16296, 18767, 19012, 21448, 24129, 24444, 27576, 28518, 32172, 37151, 37534, 38024, 42777, 48258, 48888, 56301, 57036, 64344, 74302, 75068, 85554, 96516, 111453, 112602, 114072, 148604, 150136, 168903, 171108, 193032, 222906, 225204, 260057, 297208, 334359, 337806, 342216, 445812, 450408, 520114, 668718, 675612, 780171, 891624, 1040228, 1337436, 1351224, 1560342, 1820399, 2080456, 2340513, 2674872, 3120684, 3640798, 4681026, 5461197, 6241368, 7281596, 9362052, 10922394, 14563192, 16383591, 18724104, 21844788, 32767182, 43689576, 65534364, 131068728]

約数ペア:

[(1, 131068728), (2, 65534364), (3, 43689576), (4, 32767182), (6, 21844788), (7, 18724104), (8, 16383591), (9, 14563192), (12, 10922394), (14, 9362052), (18, 7281596), (21, 6241368), (24, 5461197), (28, 4681026), (36, 3640798), (42, 3120684), (49, 2674872), (56, 2340513), (63, 2080456), (72, 1820399), (84, 1560342), (97, 1351224), (98, 1337436), (126, 1040228), (147, 891624), (168, 780171), (194, 675612), (196, 668718), (252, 520114), (291, 450408), (294, 445812), (383, 342216), (388, 337806), (392, 334359), (441, 297208), (504, 260057), (582, 225204), (588, 222906), (679, 193032), (766, 171108), (776, 168903), (873, 150136), (882, 148604), (1149, 114072), (1164, 112602), (1176, 111453), (1358, 96516), (1532, 85554), (1746, 75068), (1764, 74302), (2037, 64344), (2298, 57036), (2328, 56301), (2681, 48888), (2716, 48258), (3064, 42777), (3447, 38024), (3492, 37534), (3528, 37151), (4074, 32172), (4596, 28518), (4753, 27576), (5362, 24444), (5432, 24129), (6111, 21448), (6894, 19012), (6984, 18767), (8043, 16296), (8148, 16086), (9192, 14259), (9506, 13788), (10724, 12222)]