388373216

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:158

約数の個数: 216

約数和(自身を含む): 1031622480

約数和(自身を除く): 643249264

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 32, 44, 46, 49, 56, 77, 88, 89, 92, 98, 112, 121, 154, 161, 176, 178, 184, 196, 224, 242, 253, 308, 322, 352, 356, 368, 392, 484, 506, 539, 616, 623, 644, 712, 736, 784, 847, 968, 979, 1012, 1078, 1127, 1232, 1246, 1288, 1424, 1568, 1694, 1771, 1936, 1958, 2024, 2047, 2156, 2254, 2464, 2492, 2576, 2783, 2848, 3388, 3542, 3872, 3916, 4048, 4094, 4312, 4361, 4508, 4984, 5152, 5566, 5929, 6776, 6853, 7084, 7832, 8096, 8188, 8624, 8722, 9016, 9968, 10769, 11132, 11858, 12397, 13552, 13706, 14168, 14329, 15664, 16376, 17248, 17444, 18032, 19481, 19936, 21538, 22264, 22517, 23716, 24794, 27104, 27412, 28336, 28658, 31328, 32752, 34888, 36064, 38962, 43076, 44528, 45034, 47432, 47971, 49588, 54824, 56672, 57316, 65504, 69776, 75383, 77924, 86152, 89056, 90068, 94864, 95942, 99176, 100303, 109648, 114632, 136367, 139552, 150766, 155848, 157619, 172304, 180136, 189728, 191884, 198352, 200606, 219296, 229264, 247687, 272734, 301532, 311696, 315238, 344608, 360272, 383768, 396704, 401212, 458528, 495374, 527681, 545468, 603064, 623392, 630476, 720544, 767536, 802424, 990748, 1055362, 1090936, 1103333, 1206128, 1260952, 1535072, 1604848, 1733809, 1981496, 2110724, 2181872, 2206666, 2412256, 2521904, 3209696, 3467618, 3962992, 4221448, 4363744, 4413332, 5043808, 6935236, 7925984, 8442896, 8826664, 12136663, 13870472, 16885792, 17653328, 24273326, 27740944, 35306656, 48546652, 55481888, 97093304, 194186608, 388373216]

約数ペア:

[(1, 388373216), (2, 194186608), (4, 97093304), (7, 55481888), (8, 48546652), (11, 35306656), (14, 27740944), (16, 24273326), (22, 17653328), (23, 16885792), (28, 13870472), (32, 12136663), (44, 8826664), (46, 8442896), (49, 7925984), (56, 6935236), (77, 5043808), (88, 4413332), (89, 4363744), (92, 4221448), (98, 3962992), (112, 3467618), (121, 3209696), (154, 2521904), (161, 2412256), (176, 2206666), (178, 2181872), (184, 2110724), (196, 1981496), (224, 1733809), (242, 1604848), (253, 1535072), (308, 1260952), (322, 1206128), (352, 1103333), (356, 1090936), (368, 1055362), (392, 990748), (484, 802424), (506, 767536), (539, 720544), (616, 630476), (623, 623392), (644, 603064), (712, 545468), (736, 527681), (784, 495374), (847, 458528), (968, 401212), (979, 396704), (1012, 383768), (1078, 360272), (1127, 344608), (1232, 315238), (1246, 311696), (1288, 301532), (1424, 272734), (1568, 247687), (1694, 229264), (1771, 219296), (1936, 200606), (1958, 198352), (2024, 191884), (2047, 189728), (2156, 180136), (2254, 172304), (2464, 157619), (2492, 155848), (2576, 150766), (2783, 139552), (2848, 136367), (3388, 114632), (3542, 109648), (3872, 100303), (3916, 99176), (4048, 95942), (4094, 94864), (4312, 90068), (4361, 89056), (4508, 86152), (4984, 77924), (5152, 75383), (5566, 69776), (5929, 65504), (6776, 57316), (6853, 56672), (7084, 54824), (7832, 49588), (8096, 47971), (8188, 47432), (8624, 45034), (8722, 44528), (9016, 43076), (9968, 38962), (10769, 36064), (11132, 34888), (11858, 32752), (12397, 31328), (13552, 28658), (13706, 28336), (14168, 27412), (14329, 27104), (15664, 24794), (16376, 23716), (17248, 22517), (17444, 22264), (18032, 21538), (19481, 19936)]