130464720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{181201}}^1$

素因数の和:181220

約数の個数: 60

約数和(自身を含む): 438146436

約数和(自身を除く): 307681716

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 181201, 362402, 543603, 724804, 906005, 1087206, 1449608, 1630809, 1812010, 2174412, 2718015, 2899216, 3261618, 3624020, 4348824, 5436030, 6523236, 7248040, 8154045, 8697648, 10872060, 13046472, 14496080, 16308090, 21744120, 26092944, 32616180, 43488240, 65232360, 130464720]

約数ペア:

[(1, 130464720), (2, 65232360), (3, 43488240), (4, 32616180), (5, 26092944), (6, 21744120), (8, 16308090), (9, 14496080), (10, 13046472), (12, 10872060), (15, 8697648), (16, 8154045), (18, 7248040), (20, 6523236), (24, 5436030), (30, 4348824), (36, 3624020), (40, 3261618), (45, 2899216), (48, 2718015), (60, 2174412), (72, 1812010), (80, 1630809), (90, 1449608), (120, 1087206), (144, 906005), (180, 724804), (240, 543603), (360, 362402), (720, 181201)]