66480720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{277003}}^1$

素因数の和:277019

約数の個数: 40

約数和(自身を含む): 206090976

約数和(自身を除く): 139610256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 277003, 554006, 831009, 1108012, 1385015, 1662018, 2216024, 2770030, 3324036, 4155045, 4432048, 5540060, 6648072, 8310090, 11080120, 13296144, 16620180, 22160240, 33240360, 66480720]

約数ペア:

[(1, 66480720), (2, 33240360), (3, 22160240), (4, 16620180), (5, 13296144), (6, 11080120), (8, 8310090), (10, 6648072), (12, 5540060), (15, 4432048), (16, 4155045), (20, 3324036), (24, 2770030), (30, 2216024), (40, 1662018), (48, 1385015), (60, 1108012), (80, 831009), (120, 554006), (240, 277003)]