128566970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 272609280

約数和(自身を除く): 144042310

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 79, 134, 158, 335, 347, 395, 469, 553, 670, 694, 790, 938, 1106, 1735, 2345, 2429, 2765, 3470, 4690, 4858, 5293, 5530, 10586, 12145, 23249, 24290, 26465, 27413, 37051, 46498, 52930, 54826, 74102, 116245, 137065, 162743, 185255, 191891, 232490, 274130, 325486, 370510, 383782, 813715, 959455, 1627430, 1836671, 1918910, 3673342, 9183355, 12856697, 18366710, 25713394, 64283485, 128566970]

約数ペア:

[(1, 128566970), (2, 64283485), (5, 25713394), (7, 18366710), (10, 12856697), (14, 9183355), (35, 3673342), (67, 1918910), (70, 1836671), (79, 1627430), (134, 959455), (158, 813715), (335, 383782), (347, 370510), (395, 325486), (469, 274130), (553, 232490), (670, 191891), (694, 185255), (790, 162743), (938, 137065), (1106, 116245), (1735, 74102), (2345, 54826), (2429, 52930), (2765, 46498), (3470, 37051), (4690, 27413), (4858, 26465), (5293, 24290), (5530, 23249), (10586, 12145)]