256890384

素因数分解:

$2^4\times 3^2\times {\mathrm{443}}^1\times {\mathrm{4027}}^1$

素因数の和:4484

約数の個数: 60

約数和(自身を含む): 720738096

約数和(自身を除く): 463847712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 443, 886, 1329, 1772, 2658, 3544, 3987, 4027, 5316, 7088, 7974, 8054, 10632, 12081, 15948, 16108, 21264, 24162, 31896, 32216, 36243, 48324, 63792, 64432, 72486, 96648, 144972, 193296, 289944, 579888, 1783961, 3567922, 5351883, 7135844, 10703766, 14271688, 16055649, 21407532, 28543376, 32111298, 42815064, 64222596, 85630128, 128445192, 256890384]

約数ペア:

[(1, 256890384), (2, 128445192), (3, 85630128), (4, 64222596), (6, 42815064), (8, 32111298), (9, 28543376), (12, 21407532), (16, 16055649), (18, 14271688), (24, 10703766), (36, 7135844), (48, 5351883), (72, 3567922), (144, 1783961), (443, 579888), (886, 289944), (1329, 193296), (1772, 144972), (2658, 96648), (3544, 72486), (3987, 64432), (4027, 63792), (5316, 48324), (7088, 36243), (7974, 32216), (8054, 31896), (10632, 24162), (12081, 21264), (15948, 16108)]