71724520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2017}}^1$

素因数の和:2162

約数の個数: 64

約数和(自身を含む): 185978880

約数和(自身を除く): 114254360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 254, 280, 508, 635, 889, 1016, 1270, 1778, 2017, 2540, 3556, 4034, 4445, 5080, 7112, 8068, 8890, 10085, 14119, 16136, 17780, 20170, 28238, 35560, 40340, 56476, 70595, 80680, 112952, 141190, 256159, 282380, 512318, 564760, 1024636, 1280795, 1793113, 2049272, 2561590, 3586226, 5123180, 7172452, 8965565, 10246360, 14344904, 17931130, 35862260, 71724520]

約数ペア:

[(1, 71724520), (2, 35862260), (4, 17931130), (5, 14344904), (7, 10246360), (8, 8965565), (10, 7172452), (14, 5123180), (20, 3586226), (28, 2561590), (35, 2049272), (40, 1793113), (56, 1280795), (70, 1024636), (127, 564760), (140, 512318), (254, 282380), (280, 256159), (508, 141190), (635, 112952), (889, 80680), (1016, 70595), (1270, 56476), (1778, 40340), (2017, 35560), (2540, 28238), (3556, 20170), (4034, 17780), (4445, 16136), (5080, 14119), (7112, 10085), (8068, 8890)]