219215528

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{439}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 485548800

約数和(自身を除く): 266333272

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 241, 259, 296, 439, 482, 518, 878, 964, 1036, 1687, 1756, 1928, 2072, 3073, 3374, 3512, 6146, 6748, 8917, 12292, 13496, 16243, 17834, 24584, 32486, 35668, 62419, 64972, 71336, 105799, 113701, 124838, 129944, 211598, 227402, 249676, 423196, 454804, 499352, 740593, 846392, 909608, 1481186, 2962372, 3914563, 5924744, 7829126, 15658252, 27401941, 31316504, 54803882, 109607764, 219215528]

約数ペア:

[(1, 219215528), (2, 109607764), (4, 54803882), (7, 31316504), (8, 27401941), (14, 15658252), (28, 7829126), (37, 5924744), (56, 3914563), (74, 2962372), (148, 1481186), (241, 909608), (259, 846392), (296, 740593), (439, 499352), (482, 454804), (518, 423196), (878, 249676), (964, 227402), (1036, 211598), (1687, 129944), (1756, 124838), (1928, 113701), (2072, 105799), (3073, 71336), (3374, 64972), (3512, 62419), (6146, 35668), (6748, 32486), (8917, 24584), (12292, 17834), (13496, 16243)]