12790320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{389}}^1$

素因数の和:542

約数の個数: 80

約数和(自身を含む): 40042080

約数和(自身を除く): 27251760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 137, 240, 274, 389, 411, 548, 685, 778, 822, 1096, 1167, 1370, 1556, 1644, 1945, 2055, 2192, 2334, 2740, 3112, 3288, 3890, 4110, 4668, 5480, 5835, 6224, 6576, 7780, 8220, 9336, 10960, 11670, 15560, 16440, 18672, 23340, 31120, 32880, 46680, 53293, 93360, 106586, 159879, 213172, 266465, 319758, 426344, 532930, 639516, 799395, 852688, 1065860, 1279032, 1598790, 2131720, 2558064, 3197580, 4263440, 6395160, 12790320]

約数ペア:

[(1, 12790320), (2, 6395160), (3, 4263440), (4, 3197580), (5, 2558064), (6, 2131720), (8, 1598790), (10, 1279032), (12, 1065860), (15, 852688), (16, 799395), (20, 639516), (24, 532930), (30, 426344), (40, 319758), (48, 266465), (60, 213172), (80, 159879), (120, 106586), (137, 93360), (240, 53293), (274, 46680), (389, 32880), (411, 31120), (548, 23340), (685, 18672), (778, 16440), (822, 15560), (1096, 11670), (1167, 10960), (1370, 9336), (1556, 8220), (1644, 7780), (1945, 6576), (2055, 6224), (2192, 5835), (2334, 5480), (2740, 4668), (3112, 4110), (3288, 3890)]