1688897880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{4691383}}^1$

素因数の和:4691400

約数の個数: 48

約数和(自身を含む): 5488919280

約数和(自身を除く): 3800021400

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, 4691383, 9382766, 14074149, 18765532, 23456915, 28148298, 37531064, 42222447, 46913830, 56296596, 70370745, 84444894, 93827660, 112593192, 140741490, 168889788, 187655320, 211112235, 281482980, 337779576, 422224470, 562965960, 844448940, 1688897880]

約数ペア:

[(1, 1688897880), (2, 844448940), (3, 562965960), (4, 422224470), (5, 337779576), (6, 281482980), (8, 211112235), (9, 187655320), (10, 168889788), (12, 140741490), (15, 112593192), (18, 93827660), (20, 84444894), (24, 70370745), (30, 56296596), (36, 46913830), (40, 42222447), (45, 37531064), (60, 28148298), (72, 23456915), (90, 18765532), (120, 14074149), (180, 9382766), (360, 4691383)]