66681960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{555683}}^1$

素因数の和:555697

約数の個数: 32

約数和(自身を含む): 200046240

約数和(自身を除く): 133364280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 555683, 1111366, 1667049, 2222732, 2778415, 3334098, 4445464, 5556830, 6668196, 8335245, 11113660, 13336392, 16670490, 22227320, 33340980, 66681960]

約数ペア:

[(1, 66681960), (2, 33340980), (3, 22227320), (4, 16670490), (5, 13336392), (6, 11113660), (8, 8335245), (10, 6668196), (12, 5556830), (15, 4445464), (20, 3334098), (24, 2778415), (30, 2222732), (40, 1667049), (60, 1111366), (120, 555683)]