180831474

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:229

約数の個数: 128

約数和(自身を含む): 451584000

約数和(自身を除く): 270752526

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 27, 38, 46, 54, 57, 69, 79, 97, 114, 138, 158, 171, 194, 207, 237, 291, 342, 414, 437, 474, 513, 582, 621, 711, 873, 874, 1026, 1242, 1311, 1422, 1501, 1746, 1817, 1843, 2133, 2231, 2619, 2622, 3002, 3634, 3686, 3933, 4266, 4462, 4503, 5238, 5451, 5529, 6693, 7663, 7866, 9006, 10902, 11058, 11799, 13386, 13509, 15326, 16353, 16587, 20079, 22989, 23598, 27018, 32706, 33174, 34523, 40158, 40527, 42389, 45978, 49059, 49761, 60237, 68967, 69046, 81054, 84778, 98118, 99522, 103569, 120474, 127167, 137934, 145597, 176249, 206901, 207138, 254334, 291194, 310707, 352498, 381501, 413802, 436791, 528747, 621414, 763002, 873582, 932121, 1057494, 1144503, 1310373, 1586241, 1864242, 2289006, 2620746, 3172482, 3348731, 3931119, 4758723, 6697462, 7862238, 9517446, 10046193, 20092386, 30138579, 60277158, 90415737, 180831474]

約数ペア:

[(1, 180831474), (2, 90415737), (3, 60277158), (6, 30138579), (9, 20092386), (18, 10046193), (19, 9517446), (23, 7862238), (27, 6697462), (38, 4758723), (46, 3931119), (54, 3348731), (57, 3172482), (69, 2620746), (79, 2289006), (97, 1864242), (114, 1586241), (138, 1310373), (158, 1144503), (171, 1057494), (194, 932121), (207, 873582), (237, 763002), (291, 621414), (342, 528747), (414, 436791), (437, 413802), (474, 381501), (513, 352498), (582, 310707), (621, 291194), (711, 254334), (873, 207138), (874, 206901), (1026, 176249), (1242, 145597), (1311, 137934), (1422, 127167), (1501, 120474), (1746, 103569), (1817, 99522), (1843, 98118), (2133, 84778), (2231, 81054), (2619, 69046), (2622, 68967), (3002, 60237), (3634, 49761), (3686, 49059), (3933, 45978), (4266, 42389), (4462, 40527), (4503, 40158), (5238, 34523), (5451, 33174), (5529, 32706), (6693, 27018), (7663, 23598), (7866, 22989), (9006, 20079), (10902, 16587), (11058, 16353), (11799, 15326), (13386, 13509)]