82172370

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:280

約数の個数: 128

約数和(自身を含む): 237219840

約数和(自身を除く): 155047470

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 58, 70, 87, 103, 105, 131, 145, 174, 203, 206, 210, 262, 290, 309, 393, 406, 435, 515, 609, 618, 655, 721, 786, 870, 917, 1015, 1030, 1218, 1310, 1442, 1545, 1834, 1965, 2030, 2163, 2751, 2987, 3045, 3090, 3605, 3799, 3930, 4326, 4585, 5502, 5974, 6090, 7210, 7598, 8961, 9170, 10815, 11397, 13493, 13755, 14935, 17922, 18995, 20909, 21630, 22794, 26593, 26986, 27510, 29870, 37990, 40479, 41818, 44805, 53186, 56985, 62727, 67465, 79779, 80958, 89610, 94451, 104545, 113970, 125454, 132965, 134930, 159558, 188902, 202395, 209090, 265930, 283353, 313635, 391297, 398895, 404790, 472255, 566706, 627270, 782594, 797790, 944510, 1173891, 1416765, 1956485, 2347782, 2739079, 2833530, 3912970, 5478158, 5869455, 8217237, 11738910, 13695395, 16434474, 27390790, 41086185, 82172370]

約数ペア:

[(1, 82172370), (2, 41086185), (3, 27390790), (5, 16434474), (6, 13695395), (7, 11738910), (10, 8217237), (14, 5869455), (15, 5478158), (21, 3912970), (29, 2833530), (30, 2739079), (35, 2347782), (42, 1956485), (58, 1416765), (70, 1173891), (87, 944510), (103, 797790), (105, 782594), (131, 627270), (145, 566706), (174, 472255), (203, 404790), (206, 398895), (210, 391297), (262, 313635), (290, 283353), (309, 265930), (393, 209090), (406, 202395), (435, 188902), (515, 159558), (609, 134930), (618, 132965), (655, 125454), (721, 113970), (786, 104545), (870, 94451), (917, 89610), (1015, 80958), (1030, 79779), (1218, 67465), (1310, 62727), (1442, 56985), (1545, 53186), (1834, 44805), (1965, 41818), (2030, 40479), (2163, 37990), (2751, 29870), (2987, 27510), (3045, 26986), (3090, 26593), (3605, 22794), (3799, 21630), (3930, 20909), (4326, 18995), (4585, 17922), (5502, 14935), (5974, 13755), (6090, 13493), (7210, 11397), (7598, 10815), (8961, 9170)]