2561400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{1423}}^1$

素因数の和:1445

約数の個数: 72

約数和(自身を含む): 8608080

約数和(自身を除く): 6046680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1423, 1800, 2846, 4269, 5692, 7115, 8538, 11384, 12807, 14230, 17076, 21345, 25614, 28460, 34152, 35575, 42690, 51228, 56920, 64035, 71150, 85380, 102456, 106725, 128070, 142300, 170760, 213450, 256140, 284600, 320175, 426900, 512280, 640350, 853800, 1280700, 2561400]

約数ペア:

[(1, 2561400), (2, 1280700), (3, 853800), (4, 640350), (5, 512280), (6, 426900), (8, 320175), (9, 284600), (10, 256140), (12, 213450), (15, 170760), (18, 142300), (20, 128070), (24, 106725), (25, 102456), (30, 85380), (36, 71150), (40, 64035), (45, 56920), (50, 51228), (60, 42690), (72, 35575), (75, 34152), (90, 28460), (100, 25614), (120, 21345), (150, 17076), (180, 14230), (200, 12807), (225, 11384), (300, 8538), (360, 7115), (450, 5692), (600, 4269), (900, 2846), (1423, 1800)]