2156875694720

素因数分解:

$2^7\times 5^1\times {\mathrm{439}}^1\times {\mathrm{7676807}}^1$

素因数の和:7677265

約数の個数: 64

約数和(自身を含む): 5168027145600

約数和(自身を除く): 3011151450880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 439, 640, 878, 1756, 2195, 3512, 4390, 7024, 8780, 14048, 17560, 28096, 35120, 56192, 70240, 140480, 280960, 7676807, 15353614, 30707228, 38384035, 61414456, 76768070, 122828912, 153536140, 245657824, 307072280, 491315648, 614144560, 982631296, 1228289120, 2456578240, 3370118273, 4913156480, 6740236546, 13480473092, 16850591365, 26960946184, 33701182730, 53921892368, 67402365460, 107843784736, 134804730920, 215687569472, 269609461840, 431375138944, 539218923680, 1078437847360, 2156875694720]

約数ペア:

[(1, 2156875694720), (2, 1078437847360), (4, 539218923680), (5, 431375138944), (8, 269609461840), (10, 215687569472), (16, 134804730920), (20, 107843784736), (32, 67402365460), (40, 53921892368), (64, 33701182730), (80, 26960946184), (128, 16850591365), (160, 13480473092), (320, 6740236546), (439, 4913156480), (640, 3370118273), (878, 2456578240), (1756, 1228289120), (2195, 982631296), (3512, 614144560), (4390, 491315648), (7024, 307072280), (8780, 245657824), (14048, 153536140), (17560, 122828912), (28096, 76768070), (35120, 61414456), (56192, 38384035), (70240, 30707228), (140480, 15353614), (280960, 7676807)]