2018248740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{26633}}^1$

素因数の和:27069

約数の個数: 72

約数和(自身を含む): 6136793208

約数和(自身を除く): 4118544468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 421, 842, 1263, 1684, 2105, 2526, 3789, 4210, 5052, 6315, 7578, 8420, 12630, 15156, 18945, 25260, 26633, 37890, 53266, 75780, 79899, 106532, 133165, 159798, 239697, 266330, 319596, 399495, 479394, 532660, 798990, 958788, 1198485, 1597980, 2396970, 4793940, 11212493, 22424986, 33637479, 44849972, 56062465, 67274958, 100912437, 112124930, 134549916, 168187395, 201824874, 224249860, 336374790, 403649748, 504562185, 672749580, 1009124370, 2018248740]

約数ペア:

[(1, 2018248740), (2, 1009124370), (3, 672749580), (4, 504562185), (5, 403649748), (6, 336374790), (9, 224249860), (10, 201824874), (12, 168187395), (15, 134549916), (18, 112124930), (20, 100912437), (30, 67274958), (36, 56062465), (45, 44849972), (60, 33637479), (90, 22424986), (180, 11212493), (421, 4793940), (842, 2396970), (1263, 1597980), (1684, 1198485), (2105, 958788), (2526, 798990), (3789, 532660), (4210, 479394), (5052, 399495), (6315, 319596), (7578, 266330), (8420, 239697), (12630, 159798), (15156, 133165), (18945, 106532), (25260, 79899), (26633, 75780), (37890, 53266)]