66481680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{277007}}^1$

素因数の和:277023

約数の個数: 40

約数和(自身を含む): 206093952

約数和(自身を除く): 139612272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 277007, 554014, 831021, 1108028, 1385035, 1662042, 2216056, 2770070, 3324084, 4155105, 4432112, 5540140, 6648168, 8310210, 11080280, 13296336, 16620420, 22160560, 33240840, 66481680]

約数ペア:

[(1, 66481680), (2, 33240840), (3, 22160560), (4, 16620420), (5, 13296336), (6, 11080280), (8, 8310210), (10, 6648168), (12, 5540140), (15, 4432112), (16, 4155105), (20, 3324084), (24, 2770070), (30, 2216056), (40, 1662042), (48, 1385035), (60, 1108028), (80, 831021), (120, 554014), (240, 277007)]