73172820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{174221}}^1$

素因数の和:174240

約数の個数: 48

約数和(自身を含む): 234154368

約数和(自身を除く): 160981548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 174221, 348442, 522663, 696884, 871105, 1045326, 1219547, 1742210, 2090652, 2439094, 2613315, 3484420, 3658641, 4878188, 5226630, 6097735, 7317282, 10453260, 12195470, 14634564, 18293205, 24390940, 36586410, 73172820]

約数ペア:

[(1, 73172820), (2, 36586410), (3, 24390940), (4, 18293205), (5, 14634564), (6, 12195470), (7, 10453260), (10, 7317282), (12, 6097735), (14, 5226630), (15, 4878188), (20, 3658641), (21, 3484420), (28, 2613315), (30, 2439094), (35, 2090652), (42, 1742210), (60, 1219547), (70, 1045326), (84, 871105), (105, 696884), (140, 522663), (210, 348442), (420, 174221)]