48131440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1409}}^1$

素因数の和:1490

約数の個数: 80

約数和(自身を含む): 130080960

約数和(自身を除く): 81949520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 427, 488, 560, 610, 854, 976, 1220, 1409, 1708, 2135, 2440, 2818, 3416, 4270, 4880, 5636, 6832, 7045, 8540, 9863, 11272, 14090, 17080, 19726, 22544, 28180, 34160, 39452, 49315, 56360, 78904, 85949, 98630, 112720, 157808, 171898, 197260, 343796, 394520, 429745, 601643, 687592, 789040, 859490, 1203286, 1375184, 1718980, 2406572, 3008215, 3437960, 4813144, 6016430, 6875920, 9626288, 12032860, 24065720, 48131440]

約数ペア:

[(1, 48131440), (2, 24065720), (4, 12032860), (5, 9626288), (7, 6875920), (8, 6016430), (10, 4813144), (14, 3437960), (16, 3008215), (20, 2406572), (28, 1718980), (35, 1375184), (40, 1203286), (56, 859490), (61, 789040), (70, 687592), (80, 601643), (112, 429745), (122, 394520), (140, 343796), (244, 197260), (280, 171898), (305, 157808), (427, 112720), (488, 98630), (560, 85949), (610, 78904), (854, 56360), (976, 49315), (1220, 39452), (1409, 34160), (1708, 28180), (2135, 22544), (2440, 19726), (2818, 17080), (3416, 14090), (4270, 11272), (4880, 9863), (5636, 8540), (6832, 7045)]