310930480

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{79319}}^1$

素因数の和:79346

約数の個数: 60

約数和(自身を含む): 840950640

約数和(自身を除く): 530020160

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, 79319, 158638, 317276, 396595, 555233, 634552, 793190, 1110466, 1269104, 1586380, 2220932, 2776165, 3172760, 3886631, 4441864, 5552330, 6345520, 7773262, 8883728, 11104660, 15546524, 19433155, 22209320, 31093048, 38866310, 44418640, 62186096, 77732620, 155465240, 310930480]

約数ペア:

[(1, 310930480), (2, 155465240), (4, 77732620), (5, 62186096), (7, 44418640), (8, 38866310), (10, 31093048), (14, 22209320), (16, 19433155), (20, 15546524), (28, 11104660), (35, 8883728), (40, 7773262), (49, 6345520), (56, 5552330), (70, 4441864), (80, 3886631), (98, 3172760), (112, 2776165), (140, 2220932), (196, 1586380), (245, 1269104), (280, 1110466), (392, 793190), (490, 634552), (560, 555233), (784, 396595), (980, 317276), (1960, 158638), (3920, 79319)]