49017780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{38903}}^1$

素因数の和:38925

約数の個数: 72

約数和(自身を含む): 169932672

約数和(自身を除く): 120914892

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 38903, 77806, 116709, 155612, 194515, 233418, 272321, 350127, 389030, 466836, 544642, 583545, 700254, 778060, 816963, 1089284, 1167090, 1361605, 1400508, 1633926, 1750635, 2334180, 2450889, 2723210, 3267852, 3501270, 4084815, 4901778, 5446420, 7002540, 8169630, 9803556, 12254445, 16339260, 24508890, 49017780]

約数ペア:

[(1, 49017780), (2, 24508890), (3, 16339260), (4, 12254445), (5, 9803556), (6, 8169630), (7, 7002540), (9, 5446420), (10, 4901778), (12, 4084815), (14, 3501270), (15, 3267852), (18, 2723210), (20, 2450889), (21, 2334180), (28, 1750635), (30, 1633926), (35, 1400508), (36, 1361605), (42, 1167090), (45, 1089284), (60, 816963), (63, 778060), (70, 700254), (84, 583545), (90, 544642), (105, 466836), (126, 389030), (140, 350127), (180, 272321), (210, 233418), (252, 194515), (315, 155612), (420, 116709), (630, 77806), (1260, 38903)]