218751408

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{919}}^1$

素因数の和:984

約数の個数: 160

約数和(自身を含む): 684480000

約数和(自身を除く): 465728592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 29, 36, 38, 48, 54, 57, 58, 72, 76, 87, 108, 114, 116, 144, 152, 171, 174, 216, 228, 232, 261, 304, 342, 348, 432, 456, 464, 513, 522, 551, 684, 696, 783, 912, 919, 1026, 1044, 1102, 1368, 1392, 1566, 1653, 1838, 2052, 2088, 2204, 2736, 2757, 3132, 3306, 3676, 4104, 4176, 4408, 4959, 5514, 6264, 6612, 7352, 8208, 8271, 8816, 9918, 11028, 12528, 13224, 14704, 14877, 16542, 17461, 19836, 22056, 24813, 26448, 26651, 29754, 33084, 34922, 39672, 44112, 49626, 52383, 53302, 59508, 66168, 69844, 79344, 79953, 99252, 104766, 106604, 119016, 132336, 139688, 157149, 159906, 198504, 209532, 213208, 238032, 239859, 279376, 314298, 319812, 397008, 419064, 426416, 471447, 479718, 506369, 628596, 639624, 719577, 838128, 942894, 959436, 1012738, 1257192, 1279248, 1439154, 1519107, 1885788, 1918872, 2025476, 2514384, 2878308, 3038214, 3771576, 3837744, 4050952, 4557321, 5756616, 6076428, 7543152, 8101904, 9114642, 11513232, 12152856, 13671963, 18229284, 24305712, 27343926, 36458568, 54687852, 72917136, 109375704, 218751408]

約数ペア:

[(1, 218751408), (2, 109375704), (3, 72917136), (4, 54687852), (6, 36458568), (8, 27343926), (9, 24305712), (12, 18229284), (16, 13671963), (18, 12152856), (19, 11513232), (24, 9114642), (27, 8101904), (29, 7543152), (36, 6076428), (38, 5756616), (48, 4557321), (54, 4050952), (57, 3837744), (58, 3771576), (72, 3038214), (76, 2878308), (87, 2514384), (108, 2025476), (114, 1918872), (116, 1885788), (144, 1519107), (152, 1439154), (171, 1279248), (174, 1257192), (216, 1012738), (228, 959436), (232, 942894), (261, 838128), (304, 719577), (342, 639624), (348, 628596), (432, 506369), (456, 479718), (464, 471447), (513, 426416), (522, 419064), (551, 397008), (684, 319812), (696, 314298), (783, 279376), (912, 239859), (919, 238032), (1026, 213208), (1044, 209532), (1102, 198504), (1368, 159906), (1392, 157149), (1566, 139688), (1653, 132336), (1838, 119016), (2052, 106604), (2088, 104766), (2204, 99252), (2736, 79953), (2757, 79344), (3132, 69844), (3306, 66168), (3676, 59508), (4104, 53302), (4176, 52383), (4408, 49626), (4959, 44112), (5514, 39672), (6264, 34922), (6612, 33084), (7352, 29754), (8208, 26651), (8271, 26448), (8816, 24813), (9918, 22056), (11028, 19836), (12528, 17461), (13224, 16542), (14704, 14877)]