205220259120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{855084413}}^1$

素因数の和:855084429

約数の個数: 40

約数和(自身を含む): 636182804016

約数和(自身を除く): 430962544896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 855084413, 1710168826, 2565253239, 3420337652, 4275422065, 5130506478, 6840675304, 8550844130, 10261012956, 12826266195, 13681350608, 17101688260, 20522025912, 25652532390, 34203376520, 41044051824, 51305064780, 68406753040, 102610129560, 205220259120]

約数ペア:

[(1, 205220259120), (2, 102610129560), (3, 68406753040), (4, 51305064780), (5, 41044051824), (6, 34203376520), (8, 25652532390), (10, 20522025912), (12, 17101688260), (15, 13681350608), (16, 12826266195), (20, 10261012956), (24, 8550844130), (30, 6840675304), (40, 5130506478), (48, 4275422065), (60, 3420337652), (80, 2565253239), (120, 1710168826), (240, 855084413)]