78750252

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:697

約数の個数: 144

約数和(自身を含む): 248209920

約数和(自身を除く): 169459668

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 49, 54, 63, 69, 84, 92, 98, 108, 126, 138, 147, 161, 189, 196, 207, 252, 276, 294, 322, 378, 414, 441, 483, 588, 621, 644, 647, 756, 828, 882, 966, 1127, 1242, 1294, 1323, 1449, 1764, 1932, 1941, 2254, 2484, 2588, 2646, 2898, 3381, 3882, 4347, 4508, 4529, 5292, 5796, 5823, 6762, 7764, 8694, 9058, 10143, 11646, 13524, 13587, 14881, 17388, 17469, 18116, 20286, 23292, 27174, 29762, 30429, 31703, 34938, 40572, 40761, 44643, 54348, 59524, 60858, 63406, 69876, 81522, 89286, 95109, 104167, 121716, 122283, 126812, 133929, 163044, 178572, 190218, 208334, 244566, 267858, 285327, 312501, 380436, 401787, 416668, 489132, 535716, 570654, 625002, 729169, 803574, 855981, 937503, 1141308, 1250004, 1458338, 1607148, 1711962, 1875006, 2187507, 2812509, 2916676, 3423924, 3750012, 4375014, 5625018, 6562521, 8750028, 11250036, 13125042, 19687563, 26250084, 39375126, 78750252]

約数ペア:

[(1, 78750252), (2, 39375126), (3, 26250084), (4, 19687563), (6, 13125042), (7, 11250036), (9, 8750028), (12, 6562521), (14, 5625018), (18, 4375014), (21, 3750012), (23, 3423924), (27, 2916676), (28, 2812509), (36, 2187507), (42, 1875006), (46, 1711962), (49, 1607148), (54, 1458338), (63, 1250004), (69, 1141308), (84, 937503), (92, 855981), (98, 803574), (108, 729169), (126, 625002), (138, 570654), (147, 535716), (161, 489132), (189, 416668), (196, 401787), (207, 380436), (252, 312501), (276, 285327), (294, 267858), (322, 244566), (378, 208334), (414, 190218), (441, 178572), (483, 163044), (588, 133929), (621, 126812), (644, 122283), (647, 121716), (756, 104167), (828, 95109), (882, 89286), (966, 81522), (1127, 69876), (1242, 63406), (1294, 60858), (1323, 59524), (1449, 54348), (1764, 44643), (1932, 40761), (1941, 40572), (2254, 34938), (2484, 31703), (2588, 30429), (2646, 29762), (2898, 27174), (3381, 23292), (3882, 20286), (4347, 18116), (4508, 17469), (4529, 17388), (5292, 14881), (5796, 13587), (5823, 13524), (6762, 11646), (7764, 10143), (8694, 9058)]