15921900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{5897}}^1$

素因数の和:5920

約数の個数: 72

約数和(自身を含む): 51194640

約数和(自身を除く): 35272740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 5897, 11794, 17691, 23588, 29485, 35382, 53073, 58970, 70764, 88455, 106146, 117940, 147425, 159219, 176910, 212292, 265365, 294850, 318438, 353820, 442275, 530730, 589700, 636876, 796095, 884550, 1061460, 1326825, 1592190, 1769100, 2653650, 3184380, 3980475, 5307300, 7960950, 15921900]

約数ペア:

[(1, 15921900), (2, 7960950), (3, 5307300), (4, 3980475), (5, 3184380), (6, 2653650), (9, 1769100), (10, 1592190), (12, 1326825), (15, 1061460), (18, 884550), (20, 796095), (25, 636876), (27, 589700), (30, 530730), (36, 442275), (45, 353820), (50, 318438), (54, 294850), (60, 265365), (75, 212292), (90, 176910), (100, 159219), (108, 147425), (135, 117940), (150, 106146), (180, 88455), (225, 70764), (270, 58970), (300, 53073), (450, 35382), (540, 29485), (675, 23588), (900, 17691), (1350, 11794), (2700, 5897)]