19953000

素因数分解:

$2^3\times 3^3\times 5^3\times {\mathrm{739}}^1$

素因数の和:769

約数の個数: 128

約数和(自身を含む): 69264000

約数和(自身を除く): 49311000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 90, 100, 108, 120, 125, 135, 150, 180, 200, 216, 225, 250, 270, 300, 360, 375, 450, 500, 540, 600, 675, 739, 750, 900, 1000, 1080, 1125, 1350, 1478, 1500, 1800, 2217, 2250, 2700, 2956, 3000, 3375, 3695, 4434, 4500, 5400, 5912, 6651, 6750, 7390, 8868, 9000, 11085, 13302, 13500, 14780, 17736, 18475, 19953, 22170, 26604, 27000, 29560, 33255, 36950, 39906, 44340, 53208, 55425, 66510, 73900, 79812, 88680, 92375, 99765, 110850, 133020, 147800, 159624, 166275, 184750, 199530, 221700, 266040, 277125, 332550, 369500, 399060, 443400, 498825, 554250, 665100, 739000, 798120, 831375, 997650, 1108500, 1330200, 1662750, 1995300, 2217000, 2494125, 3325500, 3990600, 4988250, 6651000, 9976500, 19953000]

約数ペア:

[(1, 19953000), (2, 9976500), (3, 6651000), (4, 4988250), (5, 3990600), (6, 3325500), (8, 2494125), (9, 2217000), (10, 1995300), (12, 1662750), (15, 1330200), (18, 1108500), (20, 997650), (24, 831375), (25, 798120), (27, 739000), (30, 665100), (36, 554250), (40, 498825), (45, 443400), (50, 399060), (54, 369500), (60, 332550), (72, 277125), (75, 266040), (90, 221700), (100, 199530), (108, 184750), (120, 166275), (125, 159624), (135, 147800), (150, 133020), (180, 110850), (200, 99765), (216, 92375), (225, 88680), (250, 79812), (270, 73900), (300, 66510), (360, 55425), (375, 53208), (450, 44340), (500, 39906), (540, 36950), (600, 33255), (675, 29560), (739, 27000), (750, 26604), (900, 22170), (1000, 19953), (1080, 18475), (1125, 17736), (1350, 14780), (1478, 13500), (1500, 13302), (1800, 11085), (2217, 9000), (2250, 8868), (2700, 7390), (2956, 6750), (3000, 6651), (3375, 5912), (3695, 5400), (4434, 4500)]