18786720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{39139}}^1$

素因数の和:39157

約数の個数: 48

約数和(自身を含む): 59179680

約数和(自身を除く): 40392960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 39139, 78278, 117417, 156556, 195695, 234834, 313112, 391390, 469668, 587085, 626224, 782780, 939336, 1174170, 1252448, 1565560, 1878672, 2348340, 3131120, 3757344, 4696680, 6262240, 9393360, 18786720]

約数ペア:

[(1, 18786720), (2, 9393360), (3, 6262240), (4, 4696680), (5, 3757344), (6, 3131120), (8, 2348340), (10, 1878672), (12, 1565560), (15, 1252448), (16, 1174170), (20, 939336), (24, 782780), (30, 626224), (32, 587085), (40, 469668), (48, 391390), (60, 313112), (80, 234834), (96, 195695), (120, 156556), (160, 117417), (240, 78278), (480, 39139)]