12776880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:538

約数の個数: 80

約数和(自身を含む): 39997440

約数和(自身を除く): 27220560

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, 383, 417, 556, 695, 766, 834, 1112, 1149, 1390, 1532, 1668, 1915, 2085, 2224, 2298, 2780, 3064, 3336, 3830, 4170, 4596, 5560, 5745, 6128, 6672, 7660, 8340, 9192, 11120, 11490, 15320, 16680, 18384, 22980, 30640, 33360, 45960, 53237, 91920, 106474, 159711, 212948, 266185, 319422, 425896, 532370, 638844, 798555, 851792, 1064740, 1277688, 1597110, 2129480, 2555376, 3194220, 4258960, 6388440, 12776880]

約数ペア:

[(1, 12776880), (2, 6388440), (3, 4258960), (4, 3194220), (5, 2555376), (6, 2129480), (8, 1597110), (10, 1277688), (12, 1064740), (15, 851792), (16, 798555), (20, 638844), (24, 532370), (30, 425896), (40, 319422), (48, 266185), (60, 212948), (80, 159711), (120, 106474), (139, 91920), (240, 53237), (278, 45960), (383, 33360), (417, 30640), (556, 22980), (695, 18384), (766, 16680), (834, 15320), (1112, 11490), (1149, 11120), (1390, 9192), (1532, 8340), (1668, 7660), (1915, 6672), (2085, 6128), (2224, 5745), (2298, 5560), (2780, 4596), (3064, 4170), (3336, 3830)]