388642746

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:208

約数の個数: 128

約数和(自身を含む): 904193280

約数和(自身を除く): 515550534

約数列:

[1, 2, 3, 6, 17, 29, 34, 37, 51, 53, 58, 67, 74, 87, 102, 106, 111, 134, 159, 174, 201, 222, 318, 402, 493, 629, 901, 986, 1073, 1139, 1258, 1479, 1537, 1802, 1887, 1943, 1961, 2146, 2278, 2479, 2703, 2958, 3074, 3219, 3417, 3551, 3774, 3886, 3922, 4611, 4958, 5406, 5829, 5883, 6438, 6834, 7102, 7437, 9222, 10653, 11658, 11766, 14874, 18241, 21306, 26129, 33031, 33337, 36482, 42143, 52258, 54723, 56869, 60367, 66062, 66674, 71891, 78387, 84286, 99093, 100011, 102979, 109446, 113738, 120734, 126429, 131387, 143782, 156774, 170607, 181101, 198186, 200022, 205958, 215673, 252858, 262774, 308937, 341214, 362202, 394161, 431346, 617874, 788322, 966773, 1222147, 1750643, 1933546, 2233579, 2444294, 2900319, 3501286, 3666441, 3810223, 4467158, 5251929, 5800638, 6700737, 7332882, 7620446, 10503858, 11430669, 13401474, 22861338, 64773791, 129547582, 194321373, 388642746]

約数ペア:

[(1, 388642746), (2, 194321373), (3, 129547582), (6, 64773791), (17, 22861338), (29, 13401474), (34, 11430669), (37, 10503858), (51, 7620446), (53, 7332882), (58, 6700737), (67, 5800638), (74, 5251929), (87, 4467158), (102, 3810223), (106, 3666441), (111, 3501286), (134, 2900319), (159, 2444294), (174, 2233579), (201, 1933546), (222, 1750643), (318, 1222147), (402, 966773), (493, 788322), (629, 617874), (901, 431346), (986, 394161), (1073, 362202), (1139, 341214), (1258, 308937), (1479, 262774), (1537, 252858), (1802, 215673), (1887, 205958), (1943, 200022), (1961, 198186), (2146, 181101), (2278, 170607), (2479, 156774), (2703, 143782), (2958, 131387), (3074, 126429), (3219, 120734), (3417, 113738), (3551, 109446), (3774, 102979), (3886, 100011), (3922, 99093), (4611, 84286), (4958, 78387), (5406, 71891), (5829, 66674), (5883, 66062), (6438, 60367), (6834, 56869), (7102, 54723), (7437, 52258), (9222, 42143), (10653, 36482), (11658, 33337), (11766, 33031), (14874, 26129), (18241, 21306)]