81023400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{45013}}^1$

素因数の和:45035

約数の個数: 72

約数和(自身を含む): 272109630

約数和(自身を除く): 191086230

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, 1800, 45013, 90026, 135039, 180052, 225065, 270078, 360104, 405117, 450130, 540156, 675195, 810234, 900260, 1080312, 1125325, 1350390, 1620468, 1800520, 2025585, 2250650, 2700780, 3240936, 3375975, 4051170, 4501300, 5401560, 6751950, 8102340, 9002600, 10127925, 13503900, 16204680, 20255850, 27007800, 40511700, 81023400]

約数ペア:

[(1, 81023400), (2, 40511700), (3, 27007800), (4, 20255850), (5, 16204680), (6, 13503900), (8, 10127925), (9, 9002600), (10, 8102340), (12, 6751950), (15, 5401560), (18, 4501300), (20, 4051170), (24, 3375975), (25, 3240936), (30, 2700780), (36, 2250650), (40, 2025585), (45, 1800520), (50, 1620468), (60, 1350390), (72, 1125325), (75, 1080312), (90, 900260), (100, 810234), (120, 675195), (150, 540156), (180, 450130), (200, 405117), (225, 360104), (300, 270078), (360, 225065), (450, 180052), (600, 135039), (900, 90026), (1800, 45013)]