208030424

素因数分解:

$2^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 454766400

約数和(自身を除く): 246735976

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 109, 173, 197, 218, 346, 394, 436, 692, 763, 788, 872, 1211, 1379, 1384, 1526, 1576, 2422, 2758, 3052, 4844, 5516, 6104, 9688, 11032, 18857, 21473, 34081, 37714, 42946, 68162, 75428, 85892, 131999, 136324, 150311, 150856, 171784, 238567, 263998, 272648, 300622, 477134, 527996, 601244, 954268, 1055992, 1202488, 1908536, 3714829, 7429658, 14859316, 26003803, 29718632, 52007606, 104015212, 208030424]

約数ペア:

[(1, 208030424), (2, 104015212), (4, 52007606), (7, 29718632), (8, 26003803), (14, 14859316), (28, 7429658), (56, 3714829), (109, 1908536), (173, 1202488), (197, 1055992), (218, 954268), (346, 601244), (394, 527996), (436, 477134), (692, 300622), (763, 272648), (788, 263998), (872, 238567), (1211, 171784), (1379, 150856), (1384, 150311), (1526, 136324), (1576, 131999), (2422, 85892), (2758, 75428), (3052, 68162), (4844, 42946), (5516, 37714), (6104, 34081), (9688, 21473), (11032, 18857)]