6729520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:278

約数の個数: 80

約数和(自身を含む): 18266688

約数和(自身を除く): 11537168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 197, 244, 280, 305, 394, 427, 488, 560, 610, 788, 854, 976, 985, 1220, 1379, 1576, 1708, 1970, 2135, 2440, 2758, 3152, 3416, 3940, 4270, 4880, 5516, 6832, 6895, 7880, 8540, 11032, 12017, 13790, 15760, 17080, 22064, 24034, 27580, 34160, 48068, 55160, 60085, 84119, 96136, 110320, 120170, 168238, 192272, 240340, 336476, 420595, 480680, 672952, 841190, 961360, 1345904, 1682380, 3364760, 6729520]

約数ペア:

[(1, 6729520), (2, 3364760), (4, 1682380), (5, 1345904), (7, 961360), (8, 841190), (10, 672952), (14, 480680), (16, 420595), (20, 336476), (28, 240340), (35, 192272), (40, 168238), (56, 120170), (61, 110320), (70, 96136), (80, 84119), (112, 60085), (122, 55160), (140, 48068), (197, 34160), (244, 27580), (280, 24034), (305, 22064), (394, 17080), (427, 15760), (488, 13790), (560, 12017), (610, 11032), (788, 8540), (854, 7880), (976, 6895), (985, 6832), (1220, 5516), (1379, 4880), (1576, 4270), (1708, 3940), (1970, 3416), (2135, 3152), (2440, 2758)]