64990680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{541589}}^1$

素因数の和:541603

約数の個数: 32

約数和(自身を含む): 194972400

約数和(自身を除く): 129981720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 541589, 1083178, 1624767, 2166356, 2707945, 3249534, 4332712, 5415890, 6499068, 8123835, 10831780, 12998136, 16247670, 21663560, 32495340, 64990680]

約数ペア:

[(1, 64990680), (2, 32495340), (3, 21663560), (4, 16247670), (5, 12998136), (6, 10831780), (8, 8123835), (10, 6499068), (12, 5415890), (15, 4332712), (20, 3249534), (24, 2707945), (30, 2166356), (40, 1624767), (60, 1083178), (120, 541589)]