256573152

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{80989}}^1$

素因数の和:81016

約数の個数: 72

約数和(自身を含む): 795969720

約数和(自身を除く): 539396568

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 80989, 161978, 242967, 323956, 485934, 647912, 728901, 890879, 971868, 1295824, 1457802, 1781758, 1943736, 2591648, 2672637, 2915604, 3563516, 3887472, 5345274, 5831208, 7127032, 7774944, 8017911, 10690548, 11662416, 14254064, 16035822, 21381096, 23324832, 28508128, 32071644, 42762192, 64143288, 85524384, 128286576, 256573152]

約数ペア:

[(1, 256573152), (2, 128286576), (3, 85524384), (4, 64143288), (6, 42762192), (8, 32071644), (9, 28508128), (11, 23324832), (12, 21381096), (16, 16035822), (18, 14254064), (22, 11662416), (24, 10690548), (32, 8017911), (33, 7774944), (36, 7127032), (44, 5831208), (48, 5345274), (66, 3887472), (72, 3563516), (88, 2915604), (96, 2672637), (99, 2591648), (132, 1943736), (144, 1781758), (176, 1457802), (198, 1295824), (264, 971868), (288, 890879), (352, 728901), (396, 647912), (528, 485934), (792, 323956), (1056, 242967), (1584, 161978), (3168, 80989)]