991984032

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:360

約数の個数: 216

約数和(自身を含む): 3102453900

約数和(自身を除く): 2110469868

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 89, 96, 104, 117, 144, 156, 169, 178, 208, 229, 234, 267, 288, 312, 338, 356, 416, 458, 468, 507, 534, 624, 676, 687, 712, 801, 916, 936, 1014, 1068, 1157, 1248, 1352, 1374, 1424, 1521, 1602, 1832, 1872, 2028, 2061, 2136, 2314, 2704, 2748, 2848, 2977, 3042, 3204, 3471, 3664, 3744, 4056, 4122, 4272, 4628, 5408, 5496, 5954, 6084, 6408, 6942, 7328, 8112, 8244, 8544, 8931, 9256, 10413, 10992, 11908, 12168, 12816, 13884, 15041, 16224, 16488, 17862, 18512, 20381, 20826, 21984, 23816, 24336, 25632, 26793, 27768, 30082, 32976, 35724, 37024, 38701, 40762, 41652, 45123, 47632, 48672, 53586, 55536, 60164, 61143, 65952, 71448, 77402, 81524, 83304, 90246, 95264, 107172, 111072, 116103, 120328, 122286, 135369, 142896, 154804, 163048, 166608, 180492, 183429, 214344, 232206, 240656, 244572, 264953, 270738, 285792, 309608, 326096, 333216, 348309, 360984, 366858, 428688, 464412, 481312, 489144, 529906, 541476, 619216, 652192, 696618, 721968, 733716, 794859, 857376, 928824, 978288, 1059812, 1082952, 1238432, 1393236, 1443936, 1467432, 1589718, 1857648, 1956576, 2119624, 2165904, 2384577, 2786472, 2934864, 3179436, 3444389, 3715296, 4239248, 4331808, 4769154, 5572944, 5869728, 6358872, 6888778, 8478496, 9538308, 10333167, 11145888, 12717744, 13777556, 19076616, 20666334, 25435488, 27555112, 30999501, 38153232, 41332668, 55110224, 61999002, 76306464, 82665336, 110220448, 123998004, 165330672, 247996008, 330661344, 495992016, 991984032]

約数ペア:

[(1, 991984032), (2, 495992016), (3, 330661344), (4, 247996008), (6, 165330672), (8, 123998004), (9, 110220448), (12, 82665336), (13, 76306464), (16, 61999002), (18, 55110224), (24, 41332668), (26, 38153232), (32, 30999501), (36, 27555112), (39, 25435488), (48, 20666334), (52, 19076616), (72, 13777556), (78, 12717744), (89, 11145888), (96, 10333167), (104, 9538308), (117, 8478496), (144, 6888778), (156, 6358872), (169, 5869728), (178, 5572944), (208, 4769154), (229, 4331808), (234, 4239248), (267, 3715296), (288, 3444389), (312, 3179436), (338, 2934864), (356, 2786472), (416, 2384577), (458, 2165904), (468, 2119624), (507, 1956576), (534, 1857648), (624, 1589718), (676, 1467432), (687, 1443936), (712, 1393236), (801, 1238432), (916, 1082952), (936, 1059812), (1014, 978288), (1068, 928824), (1157, 857376), (1248, 794859), (1352, 733716), (1374, 721968), (1424, 696618), (1521, 652192), (1602, 619216), (1832, 541476), (1872, 529906), (2028, 489144), (2061, 481312), (2136, 464412), (2314, 428688), (2704, 366858), (2748, 360984), (2848, 348309), (2977, 333216), (3042, 326096), (3204, 309608), (3471, 285792), (3664, 270738), (3744, 264953), (4056, 244572), (4122, 240656), (4272, 232206), (4628, 214344), (5408, 183429), (5496, 180492), (5954, 166608), (6084, 163048), (6408, 154804), (6942, 142896), (7328, 135369), (8112, 122286), (8244, 120328), (8544, 116103), (8931, 111072), (9256, 107172), (10413, 95264), (10992, 90246), (11908, 83304), (12168, 81524), (12816, 77402), (13884, 71448), (15041, 65952), (16224, 61143), (16488, 60164), (17862, 55536), (18512, 53586), (20381, 48672), (20826, 47632), (21984, 45123), (23816, 41652), (24336, 40762), (25632, 38701), (26793, 37024), (27768, 35724), (30082, 32976)]