128497728

素因数分解:

$2^6\times 3^1\times {\mathrm{31}}^1\times {\mathrm{21589}}^1$

素因数の和:21635

約数の個数: 56

約数和(自身を含む): 350967040

約数和(自身を除く): 222469312

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 186, 192, 248, 372, 496, 744, 992, 1488, 1984, 2976, 5952, 21589, 43178, 64767, 86356, 129534, 172712, 259068, 345424, 518136, 669259, 690848, 1036272, 1338518, 1381696, 2007777, 2072544, 2677036, 4015554, 4145088, 5354072, 8031108, 10708144, 16062216, 21416288, 32124432, 42832576, 64248864, 128497728]

約数ペア:

[(1, 128497728), (2, 64248864), (3, 42832576), (4, 32124432), (6, 21416288), (8, 16062216), (12, 10708144), (16, 8031108), (24, 5354072), (31, 4145088), (32, 4015554), (48, 2677036), (62, 2072544), (64, 2007777), (93, 1381696), (96, 1338518), (124, 1036272), (186, 690848), (192, 669259), (248, 518136), (372, 345424), (496, 259068), (744, 172712), (992, 129534), (1488, 86356), (1984, 64767), (2976, 43178), (5952, 21589)]