251136960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{261601}}^1$

素因数の和:261621

約数の個数: 56

約数和(自身を含む): 797362896

約数和(自身を除く): 546225936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 261601, 523202, 784803, 1046404, 1308005, 1569606, 2092808, 2616010, 3139212, 3924015, 4185616, 5232020, 6278424, 7848030, 8371232, 10464040, 12556848, 15696060, 16742464, 20928080, 25113696, 31392120, 41856160, 50227392, 62784240, 83712320, 125568480, 251136960]

約数ペア:

[(1, 251136960), (2, 125568480), (3, 83712320), (4, 62784240), (5, 50227392), (6, 41856160), (8, 31392120), (10, 25113696), (12, 20928080), (15, 16742464), (16, 15696060), (20, 12556848), (24, 10464040), (30, 8371232), (32, 7848030), (40, 6278424), (48, 5232020), (60, 4185616), (64, 3924015), (80, 3139212), (96, 2616010), (120, 2092808), (160, 1569606), (192, 1308005), (240, 1046404), (320, 784803), (480, 523202), (960, 261601)]