228767840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1301}}^1$

素因数の和:1480

約数の個数: 96

約数和(自身を含む): 622085184

約数和(自身を除く): 393317344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 157, 160, 224, 280, 314, 560, 628, 785, 1099, 1120, 1256, 1301, 1570, 2198, 2512, 2602, 3140, 4396, 5024, 5204, 5495, 6280, 6505, 8792, 9107, 10408, 10990, 12560, 13010, 17584, 18214, 20816, 21980, 25120, 26020, 35168, 36428, 41632, 43960, 45535, 52040, 72856, 87920, 91070, 104080, 145712, 175840, 182140, 204257, 208160, 291424, 364280, 408514, 728560, 817028, 1021285, 1429799, 1457120, 1634056, 2042570, 2859598, 3268112, 4085140, 5719196, 6536224, 7148995, 8170280, 11438392, 14297990, 16340560, 22876784, 28595980, 32681120, 45753568, 57191960, 114383920, 228767840]

約数ペア:

[(1, 228767840), (2, 114383920), (4, 57191960), (5, 45753568), (7, 32681120), (8, 28595980), (10, 22876784), (14, 16340560), (16, 14297990), (20, 11438392), (28, 8170280), (32, 7148995), (35, 6536224), (40, 5719196), (56, 4085140), (70, 3268112), (80, 2859598), (112, 2042570), (140, 1634056), (157, 1457120), (160, 1429799), (224, 1021285), (280, 817028), (314, 728560), (560, 408514), (628, 364280), (785, 291424), (1099, 208160), (1120, 204257), (1256, 182140), (1301, 175840), (1570, 145712), (2198, 104080), (2512, 91070), (2602, 87920), (3140, 72856), (4396, 52040), (5024, 45535), (5204, 43960), (5495, 41632), (6280, 36428), (6505, 35168), (8792, 26020), (9107, 25120), (10408, 21980), (10990, 20816), (12560, 18214), (13010, 17584)]