18062520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{21503}}^1$

素因数の和:21524

約数の個数: 64

約数和(自身を含む): 61931520

約数和(自身を除く): 43869000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 21503, 43006, 64509, 86012, 107515, 129018, 150521, 172024, 215030, 258036, 301042, 322545, 430060, 451563, 516072, 602084, 645090, 752605, 860120, 903126, 1204168, 1290180, 1505210, 1806252, 2257815, 2580360, 3010420, 3612504, 4515630, 6020840, 9031260, 18062520]

約数ペア:

[(1, 18062520), (2, 9031260), (3, 6020840), (4, 4515630), (5, 3612504), (6, 3010420), (7, 2580360), (8, 2257815), (10, 1806252), (12, 1505210), (14, 1290180), (15, 1204168), (20, 903126), (21, 860120), (24, 752605), (28, 645090), (30, 602084), (35, 516072), (40, 451563), (42, 430060), (56, 322545), (60, 301042), (70, 258036), (84, 215030), (105, 172024), (120, 150521), (140, 129018), (168, 107515), (210, 86012), (280, 64509), (420, 43006), (840, 21503)]