290880006

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1553}}^1$

素因数の和:1661

約数の個数: 64

約数和(自身を含む): 644474880

約数和(自身を除く): 353594874

約数列:

[1, 2, 3, 6, 19, 31, 38, 53, 57, 62, 93, 106, 114, 159, 186, 318, 589, 1007, 1178, 1553, 1643, 1767, 2014, 3021, 3106, 3286, 3534, 4659, 4929, 6042, 9318, 9858, 29507, 31217, 48143, 59014, 62434, 82309, 88521, 93651, 96286, 144429, 164618, 177042, 187302, 246927, 288858, 493854, 914717, 1563871, 1829434, 2551579, 2744151, 3127742, 4691613, 5103158, 5488302, 7654737, 9383226, 15309474, 48480001, 96960002, 145440003, 290880006]

約数ペア:

[(1, 290880006), (2, 145440003), (3, 96960002), (6, 48480001), (19, 15309474), (31, 9383226), (38, 7654737), (53, 5488302), (57, 5103158), (62, 4691613), (93, 3127742), (106, 2744151), (114, 2551579), (159, 1829434), (186, 1563871), (318, 914717), (589, 493854), (1007, 288858), (1178, 246927), (1553, 187302), (1643, 177042), (1767, 164618), (2014, 144429), (3021, 96286), (3106, 93651), (3286, 88521), (3534, 82309), (4659, 62434), (4929, 59014), (6042, 48143), (9318, 31217), (9858, 29507)]