204706080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{142157}}^1$

素因数の和:142178

約数の個数: 72

約数和(自身を含む): 698564412

約数和(自身を除く): 493858332

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 142157, 284314, 426471, 568628, 710785, 852942, 1137256, 1279413, 1421570, 1705884, 2132355, 2274512, 2558826, 2843140, 3411768, 4264710, 4549024, 5117652, 5686280, 6397065, 6823536, 8529420, 10235304, 11372560, 12794130, 13647072, 17058840, 20470608, 22745120, 25588260, 34117680, 40941216, 51176520, 68235360, 102353040, 204706080]

約数ペア:

[(1, 204706080), (2, 102353040), (3, 68235360), (4, 51176520), (5, 40941216), (6, 34117680), (8, 25588260), (9, 22745120), (10, 20470608), (12, 17058840), (15, 13647072), (16, 12794130), (18, 11372560), (20, 10235304), (24, 8529420), (30, 6823536), (32, 6397065), (36, 5686280), (40, 5117652), (45, 4549024), (48, 4264710), (60, 3411768), (72, 2843140), (80, 2558826), (90, 2274512), (96, 2132355), (120, 1705884), (144, 1421570), (160, 1279413), (180, 1137256), (240, 852942), (288, 710785), (360, 568628), (480, 426471), (720, 284314), (1440, 142157)]