16780080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{503}}^1$

素因数の和:658

約数の個数: 80

約数和(自身を含む): 52496640

約数和(自身を除く): 35716560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 503, 556, 695, 834, 1006, 1112, 1390, 1509, 1668, 2012, 2085, 2224, 2515, 2780, 3018, 3336, 4024, 4170, 5030, 5560, 6036, 6672, 7545, 8048, 8340, 10060, 11120, 12072, 15090, 16680, 20120, 24144, 30180, 33360, 40240, 60360, 69917, 120720, 139834, 209751, 279668, 349585, 419502, 559336, 699170, 839004, 1048755, 1118672, 1398340, 1678008, 2097510, 2796680, 3356016, 4195020, 5593360, 8390040, 16780080]

約数ペア:

[(1, 16780080), (2, 8390040), (3, 5593360), (4, 4195020), (5, 3356016), (6, 2796680), (8, 2097510), (10, 1678008), (12, 1398340), (15, 1118672), (16, 1048755), (20, 839004), (24, 699170), (30, 559336), (40, 419502), (48, 349585), (60, 279668), (80, 209751), (120, 139834), (139, 120720), (240, 69917), (278, 60360), (417, 40240), (503, 33360), (556, 30180), (695, 24144), (834, 20120), (1006, 16680), (1112, 15090), (1390, 12072), (1509, 11120), (1668, 10060), (2012, 8340), (2085, 8048), (2224, 7545), (2515, 6672), (2780, 6036), (3018, 5560), (3336, 5030), (4024, 4170)]