255983784

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{3917}}^1$

素因数の和:4322

約数の個数: 64

約数和(自身を含む): 733449600

約数和(自身を除く): 477465816

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, 3917, 4668, 5446, 7834, 8169, 9336, 10892, 11751, 15668, 16338, 21784, 23502, 27419, 31336, 32676, 47004, 54838, 65352, 82257, 94008, 109676, 164514, 219352, 329028, 658056, 1523713, 3047426, 4571139, 6094852, 9142278, 10665991, 12189704, 18284556, 21331982, 31997973, 36569112, 42663964, 63995946, 85327928, 127991892, 255983784]

約数ペア:

[(1, 255983784), (2, 127991892), (3, 85327928), (4, 63995946), (6, 42663964), (7, 36569112), (8, 31997973), (12, 21331982), (14, 18284556), (21, 12189704), (24, 10665991), (28, 9142278), (42, 6094852), (56, 4571139), (84, 3047426), (168, 1523713), (389, 658056), (778, 329028), (1167, 219352), (1556, 164514), (2334, 109676), (2723, 94008), (3112, 82257), (3917, 65352), (4668, 54838), (5446, 47004), (7834, 32676), (8169, 31336), (9336, 27419), (10892, 23502), (11751, 21784), (15668, 16338)]