789016480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1811}}^1$

素因数の和:2222

約数の個数: 96

約数和(自身を含む): 2137000320

約数和(自身を除く): 1347983840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 389, 560, 778, 1120, 1556, 1811, 1945, 2723, 3112, 3622, 3890, 5446, 6224, 7244, 7780, 9055, 10892, 12448, 12677, 13615, 14488, 15560, 18110, 21784, 25354, 27230, 28976, 31120, 36220, 43568, 50708, 54460, 57952, 62240, 63385, 72440, 87136, 101416, 108920, 126770, 144880, 202832, 217840, 253540, 289760, 405664, 435680, 507080, 704479, 1014160, 1408958, 2028320, 2817916, 3522395, 4931353, 5635832, 7044790, 9862706, 11271664, 14089580, 19725412, 22543328, 24656765, 28179160, 39450824, 49313530, 56358320, 78901648, 98627060, 112716640, 157803296, 197254120, 394508240, 789016480]

約数ペア:

[(1, 789016480), (2, 394508240), (4, 197254120), (5, 157803296), (7, 112716640), (8, 98627060), (10, 78901648), (14, 56358320), (16, 49313530), (20, 39450824), (28, 28179160), (32, 24656765), (35, 22543328), (40, 19725412), (56, 14089580), (70, 11271664), (80, 9862706), (112, 7044790), (140, 5635832), (160, 4931353), (224, 3522395), (280, 2817916), (389, 2028320), (560, 1408958), (778, 1014160), (1120, 704479), (1556, 507080), (1811, 435680), (1945, 405664), (2723, 289760), (3112, 253540), (3622, 217840), (3890, 202832), (5446, 144880), (6224, 126770), (7244, 108920), (7780, 101416), (9055, 87136), (10892, 72440), (12448, 63385), (12677, 62240), (13615, 57952), (14488, 54460), (15560, 50708), (18110, 43568), (21784, 36220), (25354, 31120), (27230, 28976)]