163791040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{73121}}^1$

素因数の和:73145

約数の個数: 56

約数和(自身を含む): 445751712

約数和(自身を除く): 281960672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 73121, 146242, 292484, 365605, 511847, 584968, 731210, 1023694, 1169936, 1462420, 2047388, 2339872, 2559235, 2924840, 4094776, 4679744, 5118470, 5849680, 8189552, 10236940, 11699360, 16379104, 20473880, 23398720, 32758208, 40947760, 81895520, 163791040]

約数ペア:

[(1, 163791040), (2, 81895520), (4, 40947760), (5, 32758208), (7, 23398720), (8, 20473880), (10, 16379104), (14, 11699360), (16, 10236940), (20, 8189552), (28, 5849680), (32, 5118470), (35, 4679744), (40, 4094776), (56, 2924840), (64, 2559235), (70, 2339872), (80, 2047388), (112, 1462420), (140, 1169936), (160, 1023694), (224, 731210), (280, 584968), (320, 511847), (448, 365605), (560, 292484), (1120, 146242), (2240, 73121)]