216873384

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{499}}^1$

素因数の和:727

約数の個数: 128

約数和(自身を含む): 672000000

約数和(自身を除く): 455126616

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 199, 273, 312, 364, 398, 499, 546, 597, 728, 796, 998, 1092, 1194, 1393, 1497, 1592, 1996, 2184, 2388, 2587, 2786, 2994, 3493, 3992, 4179, 4776, 5174, 5572, 5988, 6487, 6986, 7761, 8358, 10348, 10479, 11144, 11976, 12974, 13972, 15522, 16716, 18109, 19461, 20696, 20958, 25948, 27944, 31044, 33432, 36218, 38922, 41916, 45409, 51896, 54327, 62088, 72436, 77844, 83832, 90818, 99301, 108654, 136227, 144872, 155688, 181636, 198602, 217308, 272454, 297903, 363272, 397204, 434616, 544908, 595806, 695107, 794408, 1089816, 1191612, 1290913, 1390214, 2085321, 2383224, 2581826, 2780428, 3872739, 4170642, 5163652, 5560856, 7745478, 8341284, 9036391, 10327304, 15490956, 16682568, 18072782, 27109173, 30981912, 36145564, 54218346, 72291128, 108436692, 216873384]

約数ペア:

[(1, 216873384), (2, 108436692), (3, 72291128), (4, 54218346), (6, 36145564), (7, 30981912), (8, 27109173), (12, 18072782), (13, 16682568), (14, 15490956), (21, 10327304), (24, 9036391), (26, 8341284), (28, 7745478), (39, 5560856), (42, 5163652), (52, 4170642), (56, 3872739), (78, 2780428), (84, 2581826), (91, 2383224), (104, 2085321), (156, 1390214), (168, 1290913), (182, 1191612), (199, 1089816), (273, 794408), (312, 695107), (364, 595806), (398, 544908), (499, 434616), (546, 397204), (597, 363272), (728, 297903), (796, 272454), (998, 217308), (1092, 198602), (1194, 181636), (1393, 155688), (1497, 144872), (1592, 136227), (1996, 108654), (2184, 99301), (2388, 90818), (2587, 83832), (2786, 77844), (2994, 72436), (3493, 62088), (3992, 54327), (4179, 51896), (4776, 45409), (5174, 41916), (5572, 38922), (5988, 36218), (6487, 33432), (6986, 31044), (7761, 27944), (8358, 25948), (10348, 20958), (10479, 20696), (11144, 19461), (11976, 18109), (12974, 16716), (13972, 15522)]