161708256

素因数分解:

$2^5\times 3^2\times {\mathrm{251}}^1\times {\mathrm{2237}}^1$

素因数の和:2504

約数の個数: 72

約数和(自身を含む): 461896344

約数和(自身を除く): 300188088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 251, 288, 502, 753, 1004, 1506, 2008, 2237, 2259, 3012, 4016, 4474, 4518, 6024, 6711, 8032, 8948, 9036, 12048, 13422, 17896, 18072, 20133, 24096, 26844, 35792, 36144, 40266, 53688, 71584, 72288, 80532, 107376, 161064, 214752, 322128, 561487, 644256, 1122974, 1684461, 2245948, 3368922, 4491896, 5053383, 6737844, 8983792, 10106766, 13475688, 17967584, 20213532, 26951376, 40427064, 53902752, 80854128, 161708256]

約数ペア:

[(1, 161708256), (2, 80854128), (3, 53902752), (4, 40427064), (6, 26951376), (8, 20213532), (9, 17967584), (12, 13475688), (16, 10106766), (18, 8983792), (24, 6737844), (32, 5053383), (36, 4491896), (48, 3368922), (72, 2245948), (96, 1684461), (144, 1122974), (251, 644256), (288, 561487), (502, 322128), (753, 214752), (1004, 161064), (1506, 107376), (2008, 80532), (2237, 72288), (2259, 71584), (3012, 53688), (4016, 40266), (4474, 36144), (4518, 35792), (6024, 26844), (6711, 24096), (8032, 20133), (8948, 18072), (9036, 17896), (12048, 13422)]