264901840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{67577}}^1$

素因数の和:67604

約数の個数: 60

約数和(自身を含む): 716461956

約数和(自身を除く): 451560116

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 67577, 135154, 270308, 337885, 473039, 540616, 675770, 946078, 1081232, 1351540, 1892156, 2365195, 2703080, 3311273, 3784312, 4730390, 5406160, 6622546, 7568624, 9460780, 13245092, 16556365, 18921560, 26490184, 33112730, 37843120, 52980368, 66225460, 132450920, 264901840]

約数ペア:

[(1, 264901840), (2, 132450920), (4, 66225460), (5, 52980368), (7, 37843120), (8, 33112730), (10, 26490184), (14, 18921560), (16, 16556365), (20, 13245092), (28, 9460780), (35, 7568624), (40, 6622546), (49, 5406160), (56, 4730390), (70, 3784312), (80, 3311273), (98, 2703080), (112, 2365195), (140, 1892156), (196, 1351540), (245, 1081232), (280, 946078), (392, 675770), (490, 540616), (560, 473039), (784, 337885), (980, 270308), (1960, 135154), (3920, 67577)]