338464256

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{241}}^1$

素因数の和:483

約数の個数: 80

約数和(自身を含む): 734775888

約数和(自身を除く): 396311632

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 211, 241, 256, 416, 422, 482, 512, 832, 844, 964, 1664, 1688, 1928, 2743, 3133, 3328, 3376, 3856, 5486, 6266, 6656, 6752, 7712, 10972, 12532, 13504, 15424, 21944, 25064, 27008, 30848, 43888, 50128, 50851, 54016, 61696, 87776, 100256, 101702, 108032, 123392, 175552, 200512, 203404, 351104, 401024, 406808, 661063, 702208, 802048, 813616, 1322126, 1404416, 1604096, 1627232, 2644252, 3254464, 5288504, 6508928, 10577008, 13017856, 21154016, 26035712, 42308032, 84616064, 169232128, 338464256]

約数ペア:

[(1, 338464256), (2, 169232128), (4, 84616064), (8, 42308032), (13, 26035712), (16, 21154016), (26, 13017856), (32, 10577008), (52, 6508928), (64, 5288504), (104, 3254464), (128, 2644252), (208, 1627232), (211, 1604096), (241, 1404416), (256, 1322126), (416, 813616), (422, 802048), (482, 702208), (512, 661063), (832, 406808), (844, 401024), (964, 351104), (1664, 203404), (1688, 200512), (1928, 175552), (2743, 123392), (3133, 108032), (3328, 101702), (3376, 100256), (3856, 87776), (5486, 61696), (6266, 54016), (6656, 50851), (6752, 50128), (7712, 43888), (10972, 30848), (12532, 27008), (13504, 25064), (15424, 21944)]