178999704

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{199}}^1$

素因数の和:286

約数の個数: 144

約数和(自身を含む): 542178000

約数和(自身を除く): 363178296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 31, 36, 39, 52, 62, 72, 78, 93, 104, 117, 124, 156, 186, 199, 234, 248, 279, 312, 372, 398, 403, 468, 558, 597, 744, 796, 806, 936, 961, 1116, 1194, 1209, 1592, 1612, 1791, 1922, 2232, 2388, 2418, 2587, 2883, 3224, 3582, 3627, 3844, 4776, 4836, 5174, 5766, 6169, 7164, 7254, 7688, 7761, 8649, 9672, 10348, 11532, 12338, 12493, 14328, 14508, 15522, 17298, 18507, 20696, 23064, 23283, 24676, 24986, 29016, 31044, 34596, 37014, 37479, 46566, 49352, 49972, 55521, 62088, 69192, 74028, 74958, 80197, 93132, 99944, 111042, 112437, 148056, 149916, 160394, 186264, 191239, 222084, 224874, 240591, 299832, 320788, 382478, 444168, 449748, 481182, 573717, 641576, 721773, 764956, 899496, 962364, 1147434, 1443546, 1529912, 1721151, 1924728, 2294868, 2486107, 2887092, 3442302, 4589736, 4972214, 5774184, 6884604, 7458321, 9944428, 13769208, 14916642, 19888856, 22374963, 29833284, 44749926, 59666568, 89499852, 178999704]

約数ペア:

[(1, 178999704), (2, 89499852), (3, 59666568), (4, 44749926), (6, 29833284), (8, 22374963), (9, 19888856), (12, 14916642), (13, 13769208), (18, 9944428), (24, 7458321), (26, 6884604), (31, 5774184), (36, 4972214), (39, 4589736), (52, 3442302), (62, 2887092), (72, 2486107), (78, 2294868), (93, 1924728), (104, 1721151), (117, 1529912), (124, 1443546), (156, 1147434), (186, 962364), (199, 899496), (234, 764956), (248, 721773), (279, 641576), (312, 573717), (372, 481182), (398, 449748), (403, 444168), (468, 382478), (558, 320788), (597, 299832), (744, 240591), (796, 224874), (806, 222084), (936, 191239), (961, 186264), (1116, 160394), (1194, 149916), (1209, 148056), (1592, 112437), (1612, 111042), (1791, 99944), (1922, 93132), (2232, 80197), (2388, 74958), (2418, 74028), (2587, 69192), (2883, 62088), (3224, 55521), (3582, 49972), (3627, 49352), (3844, 46566), (4776, 37479), (4836, 37014), (5174, 34596), (5766, 31044), (6169, 29016), (7164, 24986), (7254, 24676), (7688, 23283), (7761, 23064), (8649, 20696), (9672, 18507), (10348, 17298), (11532, 15522), (12338, 14508), (12493, 14328)]