208357776

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{661}}^1$

素因数の和:885

約数の個数: 120

約数和(自身を含む): 640286400

約数和(自身を除く): 431928624

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 199, 264, 396, 398, 528, 597, 661, 792, 796, 1194, 1322, 1584, 1592, 1791, 1983, 2189, 2388, 2644, 3184, 3582, 3966, 4378, 4776, 5288, 5949, 6567, 7164, 7271, 7932, 8756, 9552, 10576, 11898, 13134, 14328, 14542, 15864, 17512, 19701, 21813, 23796, 26268, 28656, 29084, 31728, 35024, 39402, 43626, 47592, 52536, 58168, 65439, 78804, 87252, 95184, 105072, 116336, 130878, 131539, 157608, 174504, 261756, 263078, 315216, 349008, 394617, 523512, 526156, 789234, 1047024, 1052312, 1183851, 1446929, 1578468, 2104624, 2367702, 2893858, 3156936, 4340787, 4735404, 5787716, 6313872, 8681574, 9470808, 11575432, 13022361, 17363148, 18941616, 23150864, 26044722, 34726296, 52089444, 69452592, 104178888, 208357776]

約数ペア:

[(1, 208357776), (2, 104178888), (3, 69452592), (4, 52089444), (6, 34726296), (8, 26044722), (9, 23150864), (11, 18941616), (12, 17363148), (16, 13022361), (18, 11575432), (22, 9470808), (24, 8681574), (33, 6313872), (36, 5787716), (44, 4735404), (48, 4340787), (66, 3156936), (72, 2893858), (88, 2367702), (99, 2104624), (132, 1578468), (144, 1446929), (176, 1183851), (198, 1052312), (199, 1047024), (264, 789234), (396, 526156), (398, 523512), (528, 394617), (597, 349008), (661, 315216), (792, 263078), (796, 261756), (1194, 174504), (1322, 157608), (1584, 131539), (1592, 130878), (1791, 116336), (1983, 105072), (2189, 95184), (2388, 87252), (2644, 78804), (3184, 65439), (3582, 58168), (3966, 52536), (4378, 47592), (4776, 43626), (5288, 39402), (5949, 35024), (6567, 31728), (7164, 29084), (7271, 28656), (7932, 26268), (8756, 23796), (9552, 21813), (10576, 19701), (11898, 17512), (13134, 15864), (14328, 14542)]