138221629940

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1709}}^1\times {\mathrm{13003}}^1$

素因数の和:15032

約数の個数: 48

約数和(自身を含む): 291391551360

約数和(自身を除く): 153169921420

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 1709, 3110, 3418, 6220, 6836, 8545, 13003, 17090, 26006, 34180, 52012, 65015, 130030, 260060, 531499, 1062998, 2125996, 2657495, 4043933, 5314990, 8087866, 10629980, 16175732, 20219665, 22222127, 40439330, 44444254, 80878660, 88888508, 111110635, 222221270, 444442540, 6911081497, 13822162994, 27644325988, 34555407485, 69110814970, 138221629940]

約数ペア:

[(1, 138221629940), (2, 69110814970), (4, 34555407485), (5, 27644325988), (10, 13822162994), (20, 6911081497), (311, 444442540), (622, 222221270), (1244, 111110635), (1555, 88888508), (1709, 80878660), (3110, 44444254), (3418, 40439330), (6220, 22222127), (6836, 20219665), (8545, 16175732), (13003, 10629980), (17090, 8087866), (26006, 5314990), (34180, 4043933), (52012, 2657495), (65015, 2125996), (130030, 1062998), (260060, 531499)]