318141040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{568109}}^1$

素因数の和:568129

約数の個数: 40

約数和(自身を含む): 845347680

約数和(自身を除く): 527206640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 568109, 1136218, 2272436, 2840545, 3976763, 4544872, 5681090, 7953526, 9089744, 11362180, 15907052, 19883815, 22724360, 31814104, 39767630, 45448720, 63628208, 79535260, 159070520, 318141040]

約数ペア:

[(1, 318141040), (2, 159070520), (4, 79535260), (5, 63628208), (7, 45448720), (8, 39767630), (10, 31814104), (14, 22724360), (16, 19883815), (20, 15907052), (28, 11362180), (35, 9089744), (40, 7953526), (56, 5681090), (70, 4544872), (80, 3976763), (112, 2840545), (140, 2272436), (280, 1136218), (560, 568109)]