210430640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{613}}^2$

素因数の和:1246

約数の個数: 60

約数和(自身を含む): 560057904

約数和(自身を除く): 349627264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 613, 1226, 2452, 3065, 4291, 4904, 6130, 8582, 9808, 12260, 17164, 21455, 24520, 34328, 42910, 49040, 68656, 85820, 171640, 343280, 375769, 751538, 1503076, 1878845, 2630383, 3006152, 3757690, 5260766, 6012304, 7515380, 10521532, 13151915, 15030760, 21043064, 26303830, 30061520, 42086128, 52607660, 105215320, 210430640]

約数ペア:

[(1, 210430640), (2, 105215320), (4, 52607660), (5, 42086128), (7, 30061520), (8, 26303830), (10, 21043064), (14, 15030760), (16, 13151915), (20, 10521532), (28, 7515380), (35, 6012304), (40, 5260766), (56, 3757690), (70, 3006152), (80, 2630383), (112, 1878845), (140, 1503076), (280, 751538), (560, 375769), (613, 343280), (1226, 171640), (2452, 85820), (3065, 68656), (4291, 49040), (4904, 42910), (6130, 34328), (8582, 24520), (9808, 21455), (12260, 17164)]