128939496

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1973}}^1$

素因数の和:2378

約数の個数: 64

約数和(自身を含む): 369532800

約数和(自身を除く): 240593304

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 389, 778, 1167, 1556, 1973, 2334, 2723, 3112, 3946, 4668, 5446, 5919, 7892, 8169, 9336, 10892, 11838, 13811, 15784, 16338, 21784, 23676, 27622, 32676, 41433, 47352, 55244, 65352, 82866, 110488, 165732, 331464, 767497, 1534994, 2302491, 3069988, 4604982, 5372479, 6139976, 9209964, 10744958, 16117437, 18419928, 21489916, 32234874, 42979832, 64469748, 128939496]

約数ペア:

[(1, 128939496), (2, 64469748), (3, 42979832), (4, 32234874), (6, 21489916), (7, 18419928), (8, 16117437), (12, 10744958), (14, 9209964), (21, 6139976), (24, 5372479), (28, 4604982), (42, 3069988), (56, 2302491), (84, 1534994), (168, 767497), (389, 331464), (778, 165732), (1167, 110488), (1556, 82866), (1973, 65352), (2334, 55244), (2723, 47352), (3112, 41433), (3946, 32676), (4668, 27622), (5446, 23676), (5919, 21784), (7892, 16338), (8169, 15784), (9336, 13811), (10892, 11838)]