199919496

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1669}}^1$

素因数の和:1739

約数の個数: 128

約数和(自身を含む): 615628800

約数和(自身を除く): 415709304

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 31, 42, 46, 56, 62, 69, 84, 92, 93, 124, 138, 161, 168, 184, 186, 217, 248, 276, 322, 372, 434, 483, 552, 644, 651, 713, 744, 868, 966, 1288, 1302, 1426, 1669, 1736, 1932, 2139, 2604, 2852, 3338, 3864, 4278, 4991, 5007, 5208, 5704, 6676, 8556, 9982, 10014, 11683, 13352, 14973, 17112, 19964, 20028, 23366, 29946, 35049, 38387, 39928, 40056, 46732, 51739, 59892, 70098, 76774, 93464, 103478, 115161, 119784, 140196, 153548, 155217, 206956, 230322, 268709, 280392, 307096, 310434, 362173, 413912, 460644, 537418, 620868, 724346, 806127, 921288, 1074836, 1086519, 1189997, 1241736, 1448692, 1612254, 2149672, 2173038, 2379994, 2897384, 3224508, 3569991, 4346076, 4759988, 6449016, 7139982, 8329979, 8692152, 9519976, 14279964, 16659958, 24989937, 28559928, 33319916, 49979874, 66639832, 99959748, 199919496]

約数ペア:

[(1, 199919496), (2, 99959748), (3, 66639832), (4, 49979874), (6, 33319916), (7, 28559928), (8, 24989937), (12, 16659958), (14, 14279964), (21, 9519976), (23, 8692152), (24, 8329979), (28, 7139982), (31, 6449016), (42, 4759988), (46, 4346076), (56, 3569991), (62, 3224508), (69, 2897384), (84, 2379994), (92, 2173038), (93, 2149672), (124, 1612254), (138, 1448692), (161, 1241736), (168, 1189997), (184, 1086519), (186, 1074836), (217, 921288), (248, 806127), (276, 724346), (322, 620868), (372, 537418), (434, 460644), (483, 413912), (552, 362173), (644, 310434), (651, 307096), (713, 280392), (744, 268709), (868, 230322), (966, 206956), (1288, 155217), (1302, 153548), (1426, 140196), (1669, 119784), (1736, 115161), (1932, 103478), (2139, 93464), (2604, 76774), (2852, 70098), (3338, 59892), (3864, 51739), (4278, 46732), (4991, 40056), (5007, 39928), (5208, 38387), (5704, 35049), (6676, 29946), (8556, 23366), (9982, 20028), (10014, 19964), (11683, 17112), (13352, 14973)]