90651780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{503621}}^1$

素因数の和:503636

約数の個数: 36

約数和(自身を含む): 274977612

約数和(自身を除く): 184325832

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 503621, 1007242, 1510863, 2014484, 2518105, 3021726, 4532589, 5036210, 6043452, 7554315, 9065178, 10072420, 15108630, 18130356, 22662945, 30217260, 45325890, 90651780]

約数ペア:

[(1, 90651780), (2, 45325890), (3, 30217260), (4, 22662945), (5, 18130356), (6, 15108630), (9, 10072420), (10, 9065178), (12, 7554315), (15, 6043452), (18, 5036210), (20, 4532589), (30, 3021726), (36, 2518105), (45, 2014484), (60, 1510863), (90, 1007242), (180, 503621)]