244580180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{269}}^2$

素因数の和:573

約数の個数: 54

約数和(自身を含む): 558241866

約数和(自身を除く): 313661686

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 269, 338, 538, 676, 845, 1076, 1345, 1690, 2690, 3380, 3497, 5380, 6994, 13988, 17485, 34970, 45461, 69940, 72361, 90922, 144722, 181844, 227305, 289444, 361805, 454610, 723610, 909220, 940693, 1447220, 1881386, 3762772, 4703465, 9406930, 12229009, 18813860, 24458018, 48916036, 61145045, 122290090, 244580180]

約数ペア:

[(1, 244580180), (2, 122290090), (4, 61145045), (5, 48916036), (10, 24458018), (13, 18813860), (20, 12229009), (26, 9406930), (52, 4703465), (65, 3762772), (130, 1881386), (169, 1447220), (260, 940693), (269, 909220), (338, 723610), (538, 454610), (676, 361805), (845, 289444), (1076, 227305), (1345, 181844), (1690, 144722), (2690, 90922), (3380, 72361), (3497, 69940), (5380, 45461), (6994, 34970), (13988, 17485)]