221206160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3911}}^1$

素因数の和:4032

約数の個数: 80

約数和(自身を含む): 593747712

約数和(自身を除く): 372541552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 101, 112, 140, 202, 280, 404, 505, 560, 707, 808, 1010, 1414, 1616, 2020, 2828, 3535, 3911, 4040, 5656, 7070, 7822, 8080, 11312, 14140, 15644, 19555, 27377, 28280, 31288, 39110, 54754, 56560, 62576, 78220, 109508, 136885, 156440, 219016, 273770, 312880, 395011, 438032, 547540, 790022, 1095080, 1580044, 1975055, 2190160, 2765077, 3160088, 3950110, 5530154, 6320176, 7900220, 11060308, 13825385, 15800440, 22120616, 27650770, 31600880, 44241232, 55301540, 110603080, 221206160]

約数ペア:

[(1, 221206160), (2, 110603080), (4, 55301540), (5, 44241232), (7, 31600880), (8, 27650770), (10, 22120616), (14, 15800440), (16, 13825385), (20, 11060308), (28, 7900220), (35, 6320176), (40, 5530154), (56, 3950110), (70, 3160088), (80, 2765077), (101, 2190160), (112, 1975055), (140, 1580044), (202, 1095080), (280, 790022), (404, 547540), (505, 438032), (560, 395011), (707, 312880), (808, 273770), (1010, 219016), (1414, 156440), (1616, 136885), (2020, 109508), (2828, 78220), (3535, 62576), (3911, 56560), (4040, 54754), (5656, 39110), (7070, 31288), (7822, 28280), (8080, 27377), (11312, 19555), (14140, 15644)]