172448780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{11959}}^1$

素因数の和:12078

約数の個数: 48

約数和(自身を含む): 417930240

約数和(自身を除く): 245481460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 1030, 1442, 2060, 2884, 3605, 7210, 11959, 14420, 23918, 47836, 59795, 83713, 119590, 167426, 239180, 334852, 418565, 837130, 1231777, 1674260, 2463554, 4927108, 6158885, 8622439, 12317770, 17244878, 24635540, 34489756, 43112195, 86224390, 172448780]

約数ペア:

[(1, 172448780), (2, 86224390), (4, 43112195), (5, 34489756), (7, 24635540), (10, 17244878), (14, 12317770), (20, 8622439), (28, 6158885), (35, 4927108), (70, 2463554), (103, 1674260), (140, 1231777), (206, 837130), (412, 418565), (515, 334852), (721, 239180), (1030, 167426), (1442, 119590), (2060, 83713), (2884, 59795), (3605, 47836), (7210, 23918), (11959, 14420)]