205123620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13841}}^1$

素因数の和:13885

約数の個数: 96

約数和(自身を含む): 651127680

約数和(自身を除く): 446004060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 228, 247, 260, 285, 380, 390, 494, 570, 741, 780, 988, 1140, 1235, 1482, 2470, 2964, 3705, 4940, 7410, 13841, 14820, 27682, 41523, 55364, 69205, 83046, 138410, 166092, 179933, 207615, 262979, 276820, 359866, 415230, 525958, 539799, 719732, 788937, 830460, 899665, 1051916, 1079598, 1314895, 1577874, 1799330, 2159196, 2629790, 2698995, 3155748, 3418727, 3598660, 3944685, 5259580, 5397990, 6837454, 7889370, 10256181, 10795980, 13674908, 15778740, 17093635, 20512362, 34187270, 41024724, 51280905, 68374540, 102561810, 205123620]

約数ペア:

[(1, 205123620), (2, 102561810), (3, 68374540), (4, 51280905), (5, 41024724), (6, 34187270), (10, 20512362), (12, 17093635), (13, 15778740), (15, 13674908), (19, 10795980), (20, 10256181), (26, 7889370), (30, 6837454), (38, 5397990), (39, 5259580), (52, 3944685), (57, 3598660), (60, 3418727), (65, 3155748), (76, 2698995), (78, 2629790), (95, 2159196), (114, 1799330), (130, 1577874), (156, 1314895), (190, 1079598), (195, 1051916), (228, 899665), (247, 830460), (260, 788937), (285, 719732), (380, 539799), (390, 525958), (494, 415230), (570, 359866), (741, 276820), (780, 262979), (988, 207615), (1140, 179933), (1235, 166092), (1482, 138410), (2470, 83046), (2964, 69205), (3705, 55364), (4940, 41523), (7410, 27682), (13841, 14820)]