2720796640

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1\times {\mathrm{479}}^1$

素因数の和:896

約数の個数: 96

約数和(自身を含む): 6514421760

約数和(自身を除く): 3793625120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 271, 479, 524, 542, 655, 958, 1048, 1084, 1310, 1355, 1916, 2096, 2168, 2395, 2620, 2710, 3832, 4192, 4336, 4790, 5240, 5420, 7664, 8672, 9580, 10480, 10840, 15328, 19160, 20960, 21680, 35501, 38320, 43360, 62749, 71002, 76640, 125498, 129809, 142004, 177505, 250996, 259618, 284008, 313745, 355010, 501992, 519236, 568016, 627490, 649045, 710020, 1003984, 1038472, 1136032, 1254980, 1298090, 1420040, 2007968, 2076944, 2509960, 2596180, 2840080, 4153888, 5019920, 5192360, 5680160, 10039840, 10384720, 17004979, 20769440, 34009958, 68019916, 85024895, 136039832, 170049790, 272079664, 340099580, 544159328, 680199160, 1360398320, 2720796640]

約数ペア:

[(1, 2720796640), (2, 1360398320), (4, 680199160), (5, 544159328), (8, 340099580), (10, 272079664), (16, 170049790), (20, 136039832), (32, 85024895), (40, 68019916), (80, 34009958), (131, 20769440), (160, 17004979), (262, 10384720), (271, 10039840), (479, 5680160), (524, 5192360), (542, 5019920), (655, 4153888), (958, 2840080), (1048, 2596180), (1084, 2509960), (1310, 2076944), (1355, 2007968), (1916, 1420040), (2096, 1298090), (2168, 1254980), (2395, 1136032), (2620, 1038472), (2710, 1003984), (3832, 710020), (4192, 649045), (4336, 627490), (4790, 568016), (5240, 519236), (5420, 501992), (7664, 355010), (8672, 313745), (9580, 284008), (10480, 259618), (10840, 250996), (15328, 177505), (19160, 142004), (20960, 129809), (21680, 125498), (35501, 76640), (38320, 71002), (43360, 62749)]