155971520

素因数分解:

$2^6\times 5^1\times {\mathrm{601}}^1\times {\mathrm{811}}^1$

素因数の和:1429

約数の個数: 56

約数和(自身を含む): 372483888

約数和(自身を除く): 216512368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 601, 811, 1202, 1622, 2404, 3005, 3244, 4055, 4808, 6010, 6488, 8110, 9616, 12020, 12976, 16220, 19232, 24040, 25952, 32440, 38464, 48080, 51904, 64880, 96160, 129760, 192320, 259520, 487411, 974822, 1949644, 2437055, 3899288, 4874110, 7798576, 9748220, 15597152, 19496440, 31194304, 38992880, 77985760, 155971520]

約数ペア:

[(1, 155971520), (2, 77985760), (4, 38992880), (5, 31194304), (8, 19496440), (10, 15597152), (16, 9748220), (20, 7798576), (32, 4874110), (40, 3899288), (64, 2437055), (80, 1949644), (160, 974822), (320, 487411), (601, 259520), (811, 192320), (1202, 129760), (1622, 96160), (2404, 64880), (3005, 51904), (3244, 48080), (4055, 38464), (4808, 32440), (6010, 25952), (6488, 24040), (8110, 19232), (9616, 16220), (12020, 12976)]