128674304

素因数分解:

$2^9\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:138

約数の個数: 120

約数和(自身を含む): 296064384

約数和(自身を除く): 167390080

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 67, 88, 121, 124, 128, 134, 176, 242, 248, 256, 268, 341, 352, 484, 496, 512, 536, 682, 704, 737, 968, 992, 1072, 1364, 1408, 1474, 1936, 1984, 2077, 2144, 2728, 2816, 2948, 3751, 3872, 3968, 4154, 4288, 5456, 5632, 5896, 7502, 7744, 7936, 8107, 8308, 8576, 10912, 11792, 15004, 15488, 15872, 16214, 16616, 17152, 21824, 22847, 23584, 30008, 30976, 32428, 33232, 34304, 43648, 45694, 47168, 60016, 61952, 64856, 66464, 87296, 91388, 94336, 120032, 129712, 132928, 174592, 182776, 188672, 240064, 251317, 259424, 265856, 365552, 377344, 480128, 502634, 518848, 531712, 731104, 960256, 1005268, 1037696, 1063424, 1462208, 1920512, 2010536, 2075392, 2924416, 4021072, 4150784, 5848832, 8042144, 11697664, 16084288, 32168576, 64337152, 128674304]

約数ペア:

[(1, 128674304), (2, 64337152), (4, 32168576), (8, 16084288), (11, 11697664), (16, 8042144), (22, 5848832), (31, 4150784), (32, 4021072), (44, 2924416), (62, 2075392), (64, 2010536), (67, 1920512), (88, 1462208), (121, 1063424), (124, 1037696), (128, 1005268), (134, 960256), (176, 731104), (242, 531712), (248, 518848), (256, 502634), (268, 480128), (341, 377344), (352, 365552), (484, 265856), (496, 259424), (512, 251317), (536, 240064), (682, 188672), (704, 182776), (737, 174592), (968, 132928), (992, 129712), (1072, 120032), (1364, 94336), (1408, 91388), (1474, 87296), (1936, 66464), (1984, 64856), (2077, 61952), (2144, 60016), (2728, 47168), (2816, 45694), (2948, 43648), (3751, 34304), (3872, 33232), (3968, 32428), (4154, 30976), (4288, 30008), (5456, 23584), (5632, 22847), (5896, 21824), (7502, 17152), (7744, 16616), (7936, 16214), (8107, 15872), (8308, 15488), (8576, 15004), (10912, 11792)]