81885240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{227459}}^1$

素因数の和:227476

約数の個数: 48

約数和(自身を含む): 266128200

約数和(自身を除く): 184242960

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, 227459, 454918, 682377, 909836, 1137295, 1364754, 1819672, 2047131, 2274590, 2729508, 3411885, 4094262, 4549180, 5459016, 6823770, 8188524, 9098360, 10235655, 13647540, 16377048, 20471310, 27295080, 40942620, 81885240]

約数ペア:

[(1, 81885240), (2, 40942620), (3, 27295080), (4, 20471310), (5, 16377048), (6, 13647540), (8, 10235655), (9, 9098360), (10, 8188524), (12, 6823770), (15, 5459016), (18, 4549180), (20, 4094262), (24, 3411885), (30, 2729508), (36, 2274590), (40, 2047131), (45, 1819672), (60, 1364754), (72, 1137295), (90, 909836), (120, 682377), (180, 454918), (360, 227459)]