81210120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{676751}}^1$

素因数の和:676765

約数の個数: 32

約数和(自身を含む): 243630720

約数和(自身を除く): 162420600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 676751, 1353502, 2030253, 2707004, 3383755, 4060506, 5414008, 6767510, 8121012, 10151265, 13535020, 16242024, 20302530, 27070040, 40605060, 81210120]

約数ペア:

[(1, 81210120), (2, 40605060), (3, 27070040), (4, 20302530), (5, 16242024), (6, 13535020), (8, 10151265), (10, 8121012), (12, 6767510), (15, 5414008), (20, 4060506), (24, 3383755), (30, 2707004), (40, 2030253), (60, 1353502), (120, 676751)]