256786776

素因数分解:

$2^3\times 3^2\times {\mathrm{971}}^1\times {\mathrm{3673}}^1$

素因数の和:4656

約数の個数: 48

約数和(自身を含む): 696369960

約数和(自身を除く): 439583184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 971, 1942, 2913, 3673, 3884, 5826, 7346, 7768, 8739, 11019, 11652, 14692, 17478, 22038, 23304, 29384, 33057, 34956, 44076, 66114, 69912, 88152, 132228, 264456, 3566483, 7132966, 10699449, 14265932, 21398898, 28531864, 32098347, 42797796, 64196694, 85595592, 128393388, 256786776]

約数ペア:

[(1, 256786776), (2, 128393388), (3, 85595592), (4, 64196694), (6, 42797796), (8, 32098347), (9, 28531864), (12, 21398898), (18, 14265932), (24, 10699449), (36, 7132966), (72, 3566483), (971, 264456), (1942, 132228), (2913, 88152), (3673, 69912), (3884, 66114), (5826, 44076), (7346, 34956), (7768, 33057), (8739, 29384), (11019, 23304), (11652, 22038), (14692, 17478)]