256415136

素因数分解:

$2^5\times 3^1\times {\mathrm{31}}^1\times {\mathrm{86161}}^1$

素因数の和:86205

約数の個数: 48

約数和(自身を含む): 694810368

約数和(自身を除く): 438395232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 93, 96, 124, 186, 248, 372, 496, 744, 992, 1488, 2976, 86161, 172322, 258483, 344644, 516966, 689288, 1033932, 1378576, 2067864, 2670991, 2757152, 4135728, 5341982, 8012973, 8271456, 10683964, 16025946, 21367928, 32051892, 42735856, 64103784, 85471712, 128207568, 256415136]

約数ペア:

[(1, 256415136), (2, 128207568), (3, 85471712), (4, 64103784), (6, 42735856), (8, 32051892), (12, 21367928), (16, 16025946), (24, 10683964), (31, 8271456), (32, 8012973), (48, 5341982), (62, 4135728), (93, 2757152), (96, 2670991), (124, 2067864), (186, 1378576), (248, 1033932), (372, 689288), (496, 516966), (744, 344644), (992, 258483), (1488, 172322), (2976, 86161)]