72368240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{129229}}^1$

素因数の和:129249

約数の個数: 40

約数和(自身を含む): 192294240

約数和(自身を除く): 119926000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 129229, 258458, 516916, 646145, 904603, 1033832, 1292290, 1809206, 2067664, 2584580, 3618412, 4523015, 5169160, 7236824, 9046030, 10338320, 14473648, 18092060, 36184120, 72368240]

約数ペア:

[(1, 72368240), (2, 36184120), (4, 18092060), (5, 14473648), (7, 10338320), (8, 9046030), (10, 7236824), (14, 5169160), (16, 4523015), (20, 3618412), (28, 2584580), (35, 2067664), (40, 1809206), (56, 1292290), (70, 1033832), (80, 904603), (112, 646145), (140, 516916), (280, 258458), (560, 129229)]