71216808

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{463}}^1$

素因数の和:531

約数の個数: 128

約数和(自身を含む): 210470400

約数和(自身を除く): 139253592

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 29, 34, 39, 51, 52, 58, 68, 78, 87, 102, 104, 116, 136, 156, 174, 204, 221, 232, 312, 348, 377, 408, 442, 463, 493, 663, 696, 754, 884, 926, 986, 1131, 1326, 1389, 1479, 1508, 1768, 1852, 1972, 2262, 2652, 2778, 2958, 3016, 3704, 3944, 4524, 5304, 5556, 5916, 6019, 6409, 7871, 9048, 11112, 11832, 12038, 12818, 13427, 15742, 18057, 19227, 23613, 24076, 25636, 26854, 31484, 36114, 38454, 40281, 47226, 48152, 51272, 53708, 62968, 72228, 76908, 80562, 94452, 102323, 107416, 144456, 153816, 161124, 174551, 188904, 204646, 228259, 306969, 322248, 349102, 409292, 456518, 523653, 613938, 684777, 698204, 818584, 913036, 1047306, 1227876, 1369554, 1396408, 1826072, 2094612, 2455752, 2739108, 2967367, 4189224, 5478216, 5934734, 8902101, 11869468, 17804202, 23738936, 35608404, 71216808]

約数ペア:

[(1, 71216808), (2, 35608404), (3, 23738936), (4, 17804202), (6, 11869468), (8, 8902101), (12, 5934734), (13, 5478216), (17, 4189224), (24, 2967367), (26, 2739108), (29, 2455752), (34, 2094612), (39, 1826072), (51, 1396408), (52, 1369554), (58, 1227876), (68, 1047306), (78, 913036), (87, 818584), (102, 698204), (104, 684777), (116, 613938), (136, 523653), (156, 456518), (174, 409292), (204, 349102), (221, 322248), (232, 306969), (312, 228259), (348, 204646), (377, 188904), (408, 174551), (442, 161124), (463, 153816), (493, 144456), (663, 107416), (696, 102323), (754, 94452), (884, 80562), (926, 76908), (986, 72228), (1131, 62968), (1326, 53708), (1389, 51272), (1479, 48152), (1508, 47226), (1768, 40281), (1852, 38454), (1972, 36114), (2262, 31484), (2652, 26854), (2778, 25636), (2958, 24076), (3016, 23613), (3704, 19227), (3944, 18057), (4524, 15742), (5304, 13427), (5556, 12818), (5916, 12038), (6019, 11832), (6409, 11112), (7871, 9048)]