780813120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26237}}^1$

素因数の和:26288

約数の個数: 112

約数和(自身を含む): 2559149568

約数和(自身を除く): 1778336448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 744, 930, 960, 992, 1240, 1488, 1860, 1984, 2480, 2976, 3720, 4960, 5952, 7440, 9920, 14880, 26237, 29760, 52474, 78711, 104948, 131185, 157422, 209896, 262370, 314844, 393555, 419792, 524740, 629688, 787110, 813347, 839584, 1049480, 1259376, 1574220, 1626694, 1679168, 2098960, 2440041, 2518752, 3148440, 3253388, 4066735, 4197920, 4880082, 5037504, 6296880, 6506776, 8133470, 8395840, 9760164, 12200205, 12593760, 13013552, 16266940, 19520328, 24400410, 25187520, 26027104, 32533880, 39040656, 48800820, 52054208, 65067760, 78081312, 97601640, 130135520, 156162624, 195203280, 260271040, 390406560, 780813120]

約数ペア:

[(1, 780813120), (2, 390406560), (3, 260271040), (4, 195203280), (5, 156162624), (6, 130135520), (8, 97601640), (10, 78081312), (12, 65067760), (15, 52054208), (16, 48800820), (20, 39040656), (24, 32533880), (30, 26027104), (31, 25187520), (32, 24400410), (40, 19520328), (48, 16266940), (60, 13013552), (62, 12593760), (64, 12200205), (80, 9760164), (93, 8395840), (96, 8133470), (120, 6506776), (124, 6296880), (155, 5037504), (160, 4880082), (186, 4197920), (192, 4066735), (240, 3253388), (248, 3148440), (310, 2518752), (320, 2440041), (372, 2098960), (465, 1679168), (480, 1626694), (496, 1574220), (620, 1259376), (744, 1049480), (930, 839584), (960, 813347), (992, 787110), (1240, 629688), (1488, 524740), (1860, 419792), (1984, 393555), (2480, 314844), (2976, 262370), (3720, 209896), (4960, 157422), (5952, 131185), (7440, 104948), (9920, 78711), (14880, 52474), (26237, 29760)]