278399590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{479}}^1$

素因数の和:554

約数の個数: 96

約数和(自身を含む): 632033280

約数和(自身を除く): 353633690

約数列:

[1, 2, 5, 7, 10, 14, 19, 23, 35, 38, 46, 70, 95, 115, 133, 161, 190, 230, 266, 322, 361, 437, 479, 665, 722, 805, 874, 958, 1330, 1610, 1805, 2185, 2395, 2527, 3059, 3353, 3610, 4370, 4790, 5054, 6118, 6706, 8303, 9101, 11017, 12635, 15295, 16606, 16765, 18202, 22034, 25270, 30590, 33530, 41515, 45505, 55085, 58121, 63707, 77119, 83030, 91010, 110170, 116242, 127414, 154238, 172919, 209323, 290605, 318535, 345838, 385595, 418646, 581210, 637070, 771190, 864595, 1046615, 1210433, 1465261, 1729190, 2093230, 2420866, 2930522, 3977137, 6052165, 7326305, 7954274, 12104330, 14652610, 19885685, 27839959, 39771370, 55679918, 139199795, 278399590]

約数ペア:

[(1, 278399590), (2, 139199795), (5, 55679918), (7, 39771370), (10, 27839959), (14, 19885685), (19, 14652610), (23, 12104330), (35, 7954274), (38, 7326305), (46, 6052165), (70, 3977137), (95, 2930522), (115, 2420866), (133, 2093230), (161, 1729190), (190, 1465261), (230, 1210433), (266, 1046615), (322, 864595), (361, 771190), (437, 637070), (479, 581210), (665, 418646), (722, 385595), (805, 345838), (874, 318535), (958, 290605), (1330, 209323), (1610, 172919), (1805, 154238), (2185, 127414), (2395, 116242), (2527, 110170), (3059, 91010), (3353, 83030), (3610, 77119), (4370, 63707), (4790, 58121), (5054, 55085), (6118, 45505), (6706, 41515), (8303, 33530), (9101, 30590), (11017, 25270), (12635, 22034), (15295, 18202), (16606, 16765)]