123764880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{515687}}^1$

素因数の和:515703

約数の個数: 40

約数和(自身を含む): 383671872

約数和(自身を除く): 259906992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 515687, 1031374, 1547061, 2062748, 2578435, 3094122, 4125496, 5156870, 6188244, 7735305, 8250992, 10313740, 12376488, 15470610, 20627480, 24752976, 30941220, 41254960, 61882440, 123764880]

約数ペア:

[(1, 123764880), (2, 61882440), (3, 41254960), (4, 30941220), (5, 24752976), (6, 20627480), (8, 15470610), (10, 12376488), (12, 10313740), (15, 8250992), (16, 7735305), (20, 6188244), (24, 5156870), (30, 4125496), (40, 3094122), (48, 2578435), (60, 2062748), (80, 1547061), (120, 1031374), (240, 515687)]