66407520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{138349}}^1$

素因数の和:138367

約数の個数: 48

約数和(自身を含む): 209185200

約数和(自身を除く): 142777680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 138349, 276698, 415047, 553396, 691745, 830094, 1106792, 1383490, 1660188, 2075235, 2213584, 2766980, 3320376, 4150470, 4427168, 5533960, 6640752, 8300940, 11067920, 13281504, 16601880, 22135840, 33203760, 66407520]

約数ペア:

[(1, 66407520), (2, 33203760), (3, 22135840), (4, 16601880), (5, 13281504), (6, 11067920), (8, 8300940), (10, 6640752), (12, 5533960), (15, 4427168), (16, 4150470), (20, 3320376), (24, 2766980), (30, 2213584), (32, 2075235), (40, 1660188), (48, 1383490), (60, 1106792), (80, 830094), (96, 691745), (120, 553396), (160, 415047), (240, 276698), (480, 138349)]