137142880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{122449}}^1$

素因数の和:122471

約数の個数: 48

約数和(自身を含む): 370288800

約数和(自身を除く): 233145920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 122449, 244898, 489796, 612245, 857143, 979592, 1224490, 1714286, 1959184, 2448980, 3428572, 3918368, 4285715, 4897960, 6857144, 8571430, 9795920, 13714288, 17142860, 19591840, 27428576, 34285720, 68571440, 137142880]

約数ペア:

[(1, 137142880), (2, 68571440), (4, 34285720), (5, 27428576), (7, 19591840), (8, 17142860), (10, 13714288), (14, 9795920), (16, 8571430), (20, 6857144), (28, 4897960), (32, 4285715), (35, 3918368), (40, 3428572), (56, 2448980), (70, 1959184), (80, 1714286), (112, 1224490), (140, 979592), (160, 857143), (224, 612245), (280, 489796), (560, 244898), (1120, 122449)]