20280855168

素因数分解:

$2^7\times 3^4\times 7^1\times {\mathrm{279443}}^1$

素因数の和:279476

約数の個数: 160

約数和(自身を含む): 68977956960

約数和(自身を除く): 48697101792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 252, 288, 324, 336, 378, 384, 432, 448, 504, 567, 576, 648, 672, 756, 864, 896, 1008, 1134, 1152, 1296, 1344, 1512, 1728, 2016, 2268, 2592, 2688, 3024, 3456, 4032, 4536, 5184, 6048, 8064, 9072, 10368, 12096, 18144, 24192, 36288, 72576, 279443, 558886, 838329, 1117772, 1676658, 1956101, 2235544, 2514987, 3353316, 3912202, 4471088, 5029974, 5868303, 6706632, 7544961, 7824404, 8942176, 10059948, 11736606, 13413264, 15089922, 15648808, 17604909, 17884352, 20119896, 22634883, 23473212, 26826528, 30179844, 31297616, 35209818, 35768704, 40239792, 45269766, 46946424, 52814727, 53653056, 60359688, 62595232, 70419636, 80479584, 90539532, 93892848, 105629454, 107306112, 120719376, 125190464, 140839272, 158444181, 160959168, 181079064, 187785696, 211258908, 241438752, 250380928, 281678544, 316888362, 321918336, 362158128, 375571392, 422517816, 482877504, 563357088, 633776724, 724316256, 751142784, 845035632, 965755008, 1126714176, 1267553448, 1448632512, 1690071264, 2253428352, 2535106896, 2897265024, 3380142528, 5070213792, 6760285056, 10140427584, 20280855168]

約数ペア:

[(1, 20280855168), (2, 10140427584), (3, 6760285056), (4, 5070213792), (6, 3380142528), (7, 2897265024), (8, 2535106896), (9, 2253428352), (12, 1690071264), (14, 1448632512), (16, 1267553448), (18, 1126714176), (21, 965755008), (24, 845035632), (27, 751142784), (28, 724316256), (32, 633776724), (36, 563357088), (42, 482877504), (48, 422517816), (54, 375571392), (56, 362158128), (63, 321918336), (64, 316888362), (72, 281678544), (81, 250380928), (84, 241438752), (96, 211258908), (108, 187785696), (112, 181079064), (126, 160959168), (128, 158444181), (144, 140839272), (162, 125190464), (168, 120719376), (189, 107306112), (192, 105629454), (216, 93892848), (224, 90539532), (252, 80479584), (288, 70419636), (324, 62595232), (336, 60359688), (378, 53653056), (384, 52814727), (432, 46946424), (448, 45269766), (504, 40239792), (567, 35768704), (576, 35209818), (648, 31297616), (672, 30179844), (756, 26826528), (864, 23473212), (896, 22634883), (1008, 20119896), (1134, 17884352), (1152, 17604909), (1296, 15648808), (1344, 15089922), (1512, 13413264), (1728, 11736606), (2016, 10059948), (2268, 8942176), (2592, 7824404), (2688, 7544961), (3024, 6706632), (3456, 5868303), (4032, 5029974), (4536, 4471088), (5184, 3912202), (6048, 3353316), (8064, 2514987), (9072, 2235544), (10368, 1956101), (12096, 1676658), (18144, 1117772), (24192, 838329), (36288, 558886), (72576, 279443)]