16221780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{90121}}^1$

素因数の和:90136

約数の個数: 36

約数和(自身を含む): 49206612

約数和(自身を除く): 32984832

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 90121, 180242, 270363, 360484, 450605, 540726, 811089, 901210, 1081452, 1351815, 1622178, 1802420, 2703630, 3244356, 4055445, 5407260, 8110890, 16221780]

約数ペア:

[(1, 16221780), (2, 8110890), (3, 5407260), (4, 4055445), (5, 3244356), (6, 2703630), (9, 1802420), (10, 1622178), (12, 1351815), (15, 1081452), (18, 901210), (20, 811089), (30, 540726), (36, 450605), (45, 360484), (60, 270363), (90, 180242), (180, 90121)]