75721860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{420677}}^1$

素因数の和:420692

約数の個数: 36

約数和(自身を含む): 229690188

約数和(自身を除く): 153968328

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 420677, 841354, 1262031, 1682708, 2103385, 2524062, 3786093, 4206770, 5048124, 6310155, 7572186, 8413540, 12620310, 15144372, 18930465, 25240620, 37860930, 75721860]

約数ペア:

[(1, 75721860), (2, 37860930), (3, 25240620), (4, 18930465), (5, 15144372), (6, 12620310), (9, 8413540), (10, 7572186), (12, 6310155), (15, 5048124), (18, 4206770), (20, 3786093), (30, 2524062), (36, 2103385), (45, 1682708), (60, 1262031), (90, 841354), (180, 420677)]