253965960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{705461}}^1$

素因数の和:705478

約数の個数: 48

約数和(自身を含む): 825390540

約数和(自身を除く): 571424580

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 705461, 1410922, 2116383, 2821844, 3527305, 4232766, 5643688, 6349149, 7054610, 8465532, 10581915, 12698298, 14109220, 16931064, 21163830, 25396596, 28218440, 31745745, 42327660, 50793192, 63491490, 84655320, 126982980, 253965960]

約数ペア:

[(1, 253965960), (2, 126982980), (3, 84655320), (4, 63491490), (5, 50793192), (6, 42327660), (8, 31745745), (9, 28218440), (10, 25396596), (12, 21163830), (15, 16931064), (18, 14109220), (20, 12698298), (24, 10581915), (30, 8465532), (36, 7054610), (40, 6349149), (45, 5643688), (60, 4232766), (72, 3527305), (90, 2821844), (120, 2116383), (180, 1410922), (360, 705461)]