290360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:96

約数の個数: 64

約数和(自身を含む): 803520

約数和(自身を除く): 513160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 61, 68, 70, 85, 119, 122, 136, 140, 170, 238, 244, 280, 305, 340, 427, 476, 488, 595, 610, 680, 854, 952, 1037, 1190, 1220, 1708, 2074, 2135, 2380, 2440, 3416, 4148, 4270, 4760, 5185, 7259, 8296, 8540, 10370, 14518, 17080, 20740, 29036, 36295, 41480, 58072, 72590, 145180, 290360]

約数ペア:

[(1, 290360), (2, 145180), (4, 72590), (5, 58072), (7, 41480), (8, 36295), (10, 29036), (14, 20740), (17, 17080), (20, 14518), (28, 10370), (34, 8540), (35, 8296), (40, 7259), (56, 5185), (61, 4760), (68, 4270), (70, 4148), (85, 3416), (119, 2440), (122, 2380), (136, 2135), (140, 2074), (170, 1708), (238, 1220), (244, 1190), (280, 1037), (305, 952), (340, 854), (427, 680), (476, 610), (488, 595)]