257682936

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{3943}}^1$

素因数の和:4348

約数の個数: 64

約数和(自身を含む): 738316800

約数和(自身を除く): 480633864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 389, 778, 1167, 1556, 2334, 2723, 3112, 3943, 4668, 5446, 7886, 8169, 9336, 10892, 11829, 15772, 16338, 21784, 23658, 27601, 31544, 32676, 47316, 55202, 65352, 82803, 94632, 110404, 165606, 220808, 331212, 662424, 1533827, 3067654, 4601481, 6135308, 9202962, 10736789, 12270616, 18405924, 21473578, 32210367, 36811848, 42947156, 64420734, 85894312, 128841468, 257682936]

約数ペア:

[(1, 257682936), (2, 128841468), (3, 85894312), (4, 64420734), (6, 42947156), (7, 36811848), (8, 32210367), (12, 21473578), (14, 18405924), (21, 12270616), (24, 10736789), (28, 9202962), (42, 6135308), (56, 4601481), (84, 3067654), (168, 1533827), (389, 662424), (778, 331212), (1167, 220808), (1556, 165606), (2334, 110404), (2723, 94632), (3112, 82803), (3943, 65352), (4668, 55202), (5446, 47316), (7886, 32676), (8169, 31544), (9336, 27601), (10892, 23658), (11829, 21784), (15772, 16338)]