261980208

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13679}}^1$

素因数の和:13719

約数の個数: 120

約数和(自身を含む): 882086400

約数和(自身を除く): 620106192

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 36, 38, 42, 48, 56, 57, 63, 72, 76, 84, 112, 114, 126, 133, 144, 152, 168, 171, 228, 252, 266, 304, 336, 342, 399, 456, 504, 532, 684, 798, 912, 1008, 1064, 1197, 1368, 1596, 2128, 2394, 2736, 3192, 4788, 6384, 9576, 13679, 19152, 27358, 41037, 54716, 82074, 95753, 109432, 123111, 164148, 191506, 218864, 246222, 259901, 287259, 328296, 383012, 492444, 519802, 574518, 656592, 766024, 779703, 861777, 984888, 1039604, 1149036, 1532048, 1559406, 1723554, 1819307, 1969776, 2079208, 2298072, 2339109, 3118812, 3447108, 3638614, 4158416, 4596144, 4678218, 5457921, 6237624, 6894216, 7277228, 9356436, 10915842, 12475248, 13788432, 14554456, 16373763, 18712872, 21831684, 29108912, 32747526, 37425744, 43663368, 65495052, 87326736, 130990104, 261980208]

約数ペア:

[(1, 261980208), (2, 130990104), (3, 87326736), (4, 65495052), (6, 43663368), (7, 37425744), (8, 32747526), (9, 29108912), (12, 21831684), (14, 18712872), (16, 16373763), (18, 14554456), (19, 13788432), (21, 12475248), (24, 10915842), (28, 9356436), (36, 7277228), (38, 6894216), (42, 6237624), (48, 5457921), (56, 4678218), (57, 4596144), (63, 4158416), (72, 3638614), (76, 3447108), (84, 3118812), (112, 2339109), (114, 2298072), (126, 2079208), (133, 1969776), (144, 1819307), (152, 1723554), (168, 1559406), (171, 1532048), (228, 1149036), (252, 1039604), (266, 984888), (304, 861777), (336, 779703), (342, 766024), (399, 656592), (456, 574518), (504, 519802), (532, 492444), (684, 383012), (798, 328296), (912, 287259), (1008, 259901), (1064, 246222), (1197, 218864), (1368, 191506), (1596, 164148), (2128, 123111), (2394, 109432), (2736, 95753), (3192, 82074), (4788, 54716), (6384, 41037), (9576, 27358), (13679, 19152)]