51609060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1759}}^1$

素因数の和:1937

約数の個数: 72

約数和(自身を含む): 157597440

約数和(自身を除く): 105988380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 163, 180, 326, 489, 652, 815, 978, 1467, 1630, 1759, 1956, 2445, 2934, 3260, 3518, 4890, 5277, 5868, 7036, 7335, 8795, 9780, 10554, 14670, 15831, 17590, 21108, 26385, 29340, 31662, 35180, 52770, 63324, 79155, 105540, 158310, 286717, 316620, 573434, 860151, 1146868, 1433585, 1720302, 2580453, 2867170, 3440604, 4300755, 5160906, 5734340, 8601510, 10321812, 12902265, 17203020, 25804530, 51609060]

約数ペア:

[(1, 51609060), (2, 25804530), (3, 17203020), (4, 12902265), (5, 10321812), (6, 8601510), (9, 5734340), (10, 5160906), (12, 4300755), (15, 3440604), (18, 2867170), (20, 2580453), (30, 1720302), (36, 1433585), (45, 1146868), (60, 860151), (90, 573434), (163, 316620), (180, 286717), (326, 158310), (489, 105540), (652, 79155), (815, 63324), (978, 52770), (1467, 35180), (1630, 31662), (1759, 29340), (1956, 26385), (2445, 21108), (2934, 17590), (3260, 15831), (3518, 14670), (4890, 10554), (5277, 9780), (5868, 8795), (7036, 7335)]