261027720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{725077}}^1$

素因数の和:725094

約数の個数: 48

約数和(自身を含む): 848341260

約数和(自身を除く): 587313540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 725077, 1450154, 2175231, 2900308, 3625385, 4350462, 5800616, 6525693, 7250770, 8700924, 10876155, 13051386, 14501540, 17401848, 21752310, 26102772, 29003080, 32628465, 43504620, 52205544, 65256930, 87009240, 130513860, 261027720]

約数ペア:

[(1, 261027720), (2, 130513860), (3, 87009240), (4, 65256930), (5, 52205544), (6, 43504620), (8, 32628465), (9, 29003080), (10, 26102772), (12, 21752310), (15, 17401848), (18, 14501540), (20, 13051386), (24, 10876155), (30, 8700924), (36, 7250770), (40, 6525693), (45, 5800616), (60, 4350462), (72, 3625385), (90, 2900308), (120, 2175231), (180, 1450154), (360, 725077)]