645664128

素因数分解:

$2^7\times 3^1\times {\mathrm{977}}^1\times {\mathrm{1721}}^1$

素因数の和:2715

約数の個数: 64

約数和(自身を含む): 1717798320

約数和(自身を除く): 1072134192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 977, 1721, 1954, 2931, 3442, 3908, 5163, 5862, 6884, 7816, 10326, 11724, 13768, 15632, 20652, 23448, 27536, 31264, 41304, 46896, 55072, 62528, 82608, 93792, 110144, 125056, 165216, 187584, 220288, 330432, 375168, 660864, 1681417, 3362834, 5044251, 6725668, 10088502, 13451336, 20177004, 26902672, 40354008, 53805344, 80708016, 107610688, 161416032, 215221376, 322832064, 645664128]

約数ペア:

[(1, 645664128), (2, 322832064), (3, 215221376), (4, 161416032), (6, 107610688), (8, 80708016), (12, 53805344), (16, 40354008), (24, 26902672), (32, 20177004), (48, 13451336), (64, 10088502), (96, 6725668), (128, 5044251), (192, 3362834), (384, 1681417), (977, 660864), (1721, 375168), (1954, 330432), (2931, 220288), (3442, 187584), (3908, 165216), (5163, 125056), (5862, 110144), (6884, 93792), (7816, 82608), (10326, 62528), (11724, 55072), (13768, 46896), (15632, 41304), (20652, 31264), (23448, 27536)]