155912960

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17401}}^1$

素因数の和:17429

約数の個数: 72

約数和(自身を含む): 426836256

約数和(自身を除く): 270923296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 17401, 34802, 69604, 87005, 121807, 139208, 174010, 243614, 278416, 348020, 487228, 556832, 609035, 696040, 974456, 1113664, 1218070, 1392080, 1948912, 2227328, 2436140, 2784160, 3897824, 4454656, 4872280, 5568320, 7795648, 9744560, 11136640, 15591296, 19489120, 22273280, 31182592, 38978240, 77956480, 155912960]

約数ペア:

[(1, 155912960), (2, 77956480), (4, 38978240), (5, 31182592), (7, 22273280), (8, 19489120), (10, 15591296), (14, 11136640), (16, 9744560), (20, 7795648), (28, 5568320), (32, 4872280), (35, 4454656), (40, 3897824), (56, 2784160), (64, 2436140), (70, 2227328), (80, 1948912), (112, 1392080), (128, 1218070), (140, 1113664), (160, 974456), (224, 696040), (256, 609035), (280, 556832), (320, 487228), (448, 348020), (560, 278416), (640, 243614), (896, 174010), (1120, 139208), (1280, 121807), (1792, 87005), (2240, 69604), (4480, 34802), (8960, 17401)]