263306472

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4513}}^1$

素因数の和:4563

約数の個数: 128

約数和(自身を含む): 819020160

約数和(自身を除く): 555713688

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 17, 22, 24, 26, 33, 34, 39, 44, 51, 52, 66, 68, 78, 88, 102, 104, 132, 136, 143, 156, 187, 204, 221, 264, 286, 312, 374, 408, 429, 442, 561, 572, 663, 748, 858, 884, 1122, 1144, 1326, 1496, 1716, 1768, 2244, 2431, 2652, 3432, 4488, 4513, 4862, 5304, 7293, 9026, 9724, 13539, 14586, 18052, 19448, 27078, 29172, 36104, 49643, 54156, 58344, 58669, 76721, 99286, 108312, 117338, 148929, 153442, 176007, 198572, 230163, 234676, 297858, 306884, 352014, 397144, 460326, 469352, 595716, 613768, 645359, 704028, 843931, 920652, 997373, 1191432, 1290718, 1408056, 1687862, 1841304, 1936077, 1994746, 2531793, 2581436, 2992119, 3375724, 3872154, 3989492, 5063586, 5162872, 5984238, 6751448, 7744308, 7978984, 10127172, 10971103, 11968476, 15488616, 20254344, 21942206, 23936952, 32913309, 43884412, 65826618, 87768824, 131653236, 263306472]

約数ペア:

[(1, 263306472), (2, 131653236), (3, 87768824), (4, 65826618), (6, 43884412), (8, 32913309), (11, 23936952), (12, 21942206), (13, 20254344), (17, 15488616), (22, 11968476), (24, 10971103), (26, 10127172), (33, 7978984), (34, 7744308), (39, 6751448), (44, 5984238), (51, 5162872), (52, 5063586), (66, 3989492), (68, 3872154), (78, 3375724), (88, 2992119), (102, 2581436), (104, 2531793), (132, 1994746), (136, 1936077), (143, 1841304), (156, 1687862), (187, 1408056), (204, 1290718), (221, 1191432), (264, 997373), (286, 920652), (312, 843931), (374, 704028), (408, 645359), (429, 613768), (442, 595716), (561, 469352), (572, 460326), (663, 397144), (748, 352014), (858, 306884), (884, 297858), (1122, 234676), (1144, 230163), (1326, 198572), (1496, 176007), (1716, 153442), (1768, 148929), (2244, 117338), (2431, 108312), (2652, 99286), (3432, 76721), (4488, 58669), (4513, 58344), (4862, 54156), (5304, 49643), (7293, 36104), (9026, 29172), (9724, 27078), (13539, 19448), (14586, 18052)]