90015720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{750131}}^1$

素因数の和:750145

約数の個数: 32

約数和(自身を含む): 270047520

約数和(自身を除く): 180031800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 750131, 1500262, 2250393, 3000524, 3750655, 4500786, 6001048, 7501310, 9001572, 11251965, 15002620, 18003144, 22503930, 30005240, 45007860, 90015720]

約数ペア:

[(1, 90015720), (2, 45007860), (3, 30005240), (4, 22503930), (5, 18003144), (6, 15002620), (8, 11251965), (10, 9001572), (12, 7501310), (15, 6001048), (20, 4500786), (24, 3750655), (30, 3000524), (40, 2250393), (60, 1500262), (120, 750131)]