209976180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1481}}^1$

素因数の和:1649

約数の個数: 96

約数和(自身を含む): 627419520

約数和(自身を除く): 417443340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 139, 170, 204, 255, 278, 340, 417, 510, 556, 695, 834, 1020, 1390, 1481, 1668, 2085, 2363, 2780, 2962, 4170, 4443, 4726, 5924, 7089, 7405, 8340, 8886, 9452, 11815, 14178, 14810, 17772, 22215, 23630, 25177, 28356, 29620, 35445, 44430, 47260, 50354, 70890, 75531, 88860, 100708, 125885, 141780, 151062, 205859, 251770, 302124, 377655, 411718, 503540, 617577, 755310, 823436, 1029295, 1235154, 1510620, 2058590, 2470308, 3087885, 3499603, 4117180, 6175770, 6999206, 10498809, 12351540, 13998412, 17498015, 20997618, 34996030, 41995236, 52494045, 69992060, 104988090, 209976180]

約数ペア:

[(1, 209976180), (2, 104988090), (3, 69992060), (4, 52494045), (5, 41995236), (6, 34996030), (10, 20997618), (12, 17498015), (15, 13998412), (17, 12351540), (20, 10498809), (30, 6999206), (34, 6175770), (51, 4117180), (60, 3499603), (68, 3087885), (85, 2470308), (102, 2058590), (139, 1510620), (170, 1235154), (204, 1029295), (255, 823436), (278, 755310), (340, 617577), (417, 503540), (510, 411718), (556, 377655), (695, 302124), (834, 251770), (1020, 205859), (1390, 151062), (1481, 141780), (1668, 125885), (2085, 100708), (2363, 88860), (2780, 75531), (2962, 70890), (4170, 50354), (4443, 47260), (4726, 44430), (5924, 35445), (7089, 29620), (7405, 28356), (8340, 25177), (8886, 23630), (9452, 22215), (11815, 17772), (14178, 14810)]