67128660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2683}}^1$

素因数の和:2837

約数の個数: 72

約数和(自身を含む): 205164960

約数和(自身を除く): 138036300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2683, 2780, 4170, 5004, 5366, 6255, 8049, 8340, 10732, 12510, 13415, 16098, 24147, 25020, 26830, 32196, 40245, 48294, 53660, 80490, 96588, 120735, 160980, 241470, 372937, 482940, 745874, 1118811, 1491748, 1864685, 2237622, 3356433, 3729370, 4475244, 5594055, 6712866, 7458740, 11188110, 13425732, 16782165, 22376220, 33564330, 67128660]

約数ペア:

[(1, 67128660), (2, 33564330), (3, 22376220), (4, 16782165), (5, 13425732), (6, 11188110), (9, 7458740), (10, 6712866), (12, 5594055), (15, 4475244), (18, 3729370), (20, 3356433), (30, 2237622), (36, 1864685), (45, 1491748), (60, 1118811), (90, 745874), (139, 482940), (180, 372937), (278, 241470), (417, 160980), (556, 120735), (695, 96588), (834, 80490), (1251, 53660), (1390, 48294), (1668, 40245), (2085, 32196), (2502, 26830), (2683, 25020), (2780, 24147), (4170, 16098), (5004, 13415), (5366, 12510), (6255, 10732), (8049, 8340)]