378877520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{1093}}^1$

素因数の和:1732

約数の個数: 80

約数和(自身を含む): 1009280640

約数和(自身を除く): 630403120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 619, 1093, 1238, 2186, 2476, 3095, 4333, 4372, 4952, 5465, 6190, 7651, 8666, 8744, 9904, 10930, 12380, 15302, 17332, 17488, 21665, 21860, 24760, 30604, 34664, 38255, 43330, 43720, 49520, 61208, 69328, 76510, 86660, 87440, 122416, 153020, 173320, 306040, 346640, 612080, 676567, 1353134, 2706268, 3382835, 4735969, 5412536, 6765670, 9471938, 10825072, 13531340, 18943876, 23679845, 27062680, 37887752, 47359690, 54125360, 75775504, 94719380, 189438760, 378877520]

約数ペア:

[(1, 378877520), (2, 189438760), (4, 94719380), (5, 75775504), (7, 54125360), (8, 47359690), (10, 37887752), (14, 27062680), (16, 23679845), (20, 18943876), (28, 13531340), (35, 10825072), (40, 9471938), (56, 6765670), (70, 5412536), (80, 4735969), (112, 3382835), (140, 2706268), (280, 1353134), (560, 676567), (619, 612080), (1093, 346640), (1238, 306040), (2186, 173320), (2476, 153020), (3095, 122416), (4333, 87440), (4372, 86660), (4952, 76510), (5465, 69328), (6190, 61208), (7651, 49520), (8666, 43720), (8744, 43330), (9904, 38255), (10930, 34664), (12380, 30604), (15302, 24760), (17332, 21860), (17488, 21665)]