121500

素因数分解:

$2^2\times 3^5\times 5^3$

素因数の和:34

約数の個数: 72

約数和(自身を含む): 397488

約数和(自身を除く): 275988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 125, 135, 150, 162, 180, 225, 243, 250, 270, 300, 324, 375, 405, 450, 486, 500, 540, 675, 750, 810, 900, 972, 1125, 1215, 1350, 1500, 1620, 2025, 2250, 2430, 2700, 3375, 4050, 4500, 4860, 6075, 6750, 8100, 10125, 12150, 13500, 20250, 24300, 30375, 40500, 60750, 121500]

約数ペア:

[(1, 121500), (2, 60750), (3, 40500), (4, 30375), (5, 24300), (6, 20250), (9, 13500), (10, 12150), (12, 10125), (15, 8100), (18, 6750), (20, 6075), (25, 4860), (27, 4500), (30, 4050), (36, 3375), (45, 2700), (50, 2430), (54, 2250), (60, 2025), (75, 1620), (81, 1500), (90, 1350), (100, 1215), (108, 1125), (125, 972), (135, 900), (150, 810), (162, 750), (180, 675), (225, 540), (243, 500), (250, 486), (270, 450), (300, 405), (324, 375)]