242577440

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{30941}}^1$

素因数の和:30970

約数の個数: 72

約数和(自身を含む): 666676332

約数和(自身を除く): 424098892

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 30941, 61882, 123764, 154705, 216587, 247528, 309410, 433174, 495056, 618820, 866348, 990112, 1082935, 1237640, 1516109, 1732696, 2165870, 2475280, 3032218, 3465392, 4331740, 4950560, 6064436, 6930784, 7580545, 8663480, 12128872, 15161090, 17326960, 24257744, 30322180, 34653920, 48515488, 60644360, 121288720, 242577440]

約数ペア:

[(1, 242577440), (2, 121288720), (4, 60644360), (5, 48515488), (7, 34653920), (8, 30322180), (10, 24257744), (14, 17326960), (16, 15161090), (20, 12128872), (28, 8663480), (32, 7580545), (35, 6930784), (40, 6064436), (49, 4950560), (56, 4331740), (70, 3465392), (80, 3032218), (98, 2475280), (112, 2165870), (140, 1732696), (160, 1516109), (196, 1237640), (224, 1082935), (245, 990112), (280, 866348), (392, 618820), (490, 495056), (560, 433174), (784, 309410), (980, 247528), (1120, 216587), (1568, 154705), (1960, 123764), (3920, 61882), (7840, 30941)]