78180858

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 218387520

約数和(自身を除く): 140206662

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 19, 21, 34, 38, 42, 51, 57, 63, 102, 113, 114, 119, 126, 133, 153, 171, 226, 238, 266, 289, 306, 323, 339, 342, 357, 399, 578, 646, 678, 714, 791, 798, 867, 969, 1017, 1071, 1197, 1582, 1734, 1921, 1938, 2023, 2034, 2142, 2147, 2261, 2373, 2394, 2601, 2907, 3842, 4046, 4294, 4522, 4746, 5202, 5491, 5763, 5814, 6069, 6441, 6783, 7119, 10982, 11526, 12138, 12882, 13447, 13566, 14238, 15029, 16473, 17289, 18207, 19323, 20349, 26894, 30058, 32657, 32946, 34578, 36414, 36499, 38437, 38646, 40341, 40698, 45087, 49419, 65314, 72998, 76874, 80682, 90174, 97971, 98838, 109497, 115311, 121023, 135261, 195942, 218994, 228599, 230622, 242046, 255493, 270522, 293913, 328491, 345933, 457198, 510986, 587826, 620483, 656982, 685797, 691866, 766479, 1240966, 1371594, 1532958, 1861449, 2057391, 2299437, 3722898, 4114782, 4343381, 4598874, 5584347, 8686762, 11168694, 13030143, 26060286, 39090429, 78180858]

約数ペア:

[(1, 78180858), (2, 39090429), (3, 26060286), (6, 13030143), (7, 11168694), (9, 8686762), (14, 5584347), (17, 4598874), (18, 4343381), (19, 4114782), (21, 3722898), (34, 2299437), (38, 2057391), (42, 1861449), (51, 1532958), (57, 1371594), (63, 1240966), (102, 766479), (113, 691866), (114, 685797), (119, 656982), (126, 620483), (133, 587826), (153, 510986), (171, 457198), (226, 345933), (238, 328491), (266, 293913), (289, 270522), (306, 255493), (323, 242046), (339, 230622), (342, 228599), (357, 218994), (399, 195942), (578, 135261), (646, 121023), (678, 115311), (714, 109497), (791, 98838), (798, 97971), (867, 90174), (969, 80682), (1017, 76874), (1071, 72998), (1197, 65314), (1582, 49419), (1734, 45087), (1921, 40698), (1938, 40341), (2023, 38646), (2034, 38437), (2142, 36499), (2147, 36414), (2261, 34578), (2373, 32946), (2394, 32657), (2601, 30058), (2907, 26894), (3842, 20349), (4046, 19323), (4294, 18207), (4522, 17289), (4746, 16473), (5202, 15029), (5491, 14238), (5763, 13566), (5814, 13447), (6069, 12882), (6441, 12138), (6783, 11526), (7119, 10982)]