156931520

素因数分解:

$2^6\times 5^1\times {\mathrm{593}}^1\times {\mathrm{827}}^1$

素因数の和:1437

約数の個数: 56

約数和(自身を含む): 374775984

約数和(自身を除く): 217844464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 593, 827, 1186, 1654, 2372, 2965, 3308, 4135, 4744, 5930, 6616, 8270, 9488, 11860, 13232, 16540, 18976, 23720, 26464, 33080, 37952, 47440, 52928, 66160, 94880, 132320, 189760, 264640, 490411, 980822, 1961644, 2452055, 3923288, 4904110, 7846576, 9808220, 15693152, 19616440, 31386304, 39232880, 78465760, 156931520]

約数ペア:

[(1, 156931520), (2, 78465760), (4, 39232880), (5, 31386304), (8, 19616440), (10, 15693152), (16, 9808220), (20, 7846576), (32, 4904110), (40, 3923288), (64, 2452055), (80, 1961644), (160, 980822), (320, 490411), (593, 264640), (827, 189760), (1186, 132320), (1654, 94880), (2372, 66160), (2965, 52928), (3308, 47440), (4135, 37952), (4744, 33080), (5930, 26464), (6616, 23720), (8270, 18976), (9488, 16540), (11860, 13232)]