1249202080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{159337}}^1$

素因数の和:159366

約数の個数: 72

約数和(自身を含む): 3433096548

約数和(自身を除く): 2183894468

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, 159337, 318674, 637348, 796685, 1115359, 1274696, 1593370, 2230718, 2549392, 3186740, 4461436, 5098784, 5576795, 6373480, 7807513, 8922872, 11153590, 12746960, 15615026, 17845744, 22307180, 25493920, 31230052, 35691488, 39037565, 44614360, 62460104, 78075130, 89228720, 124920208, 156150260, 178457440, 249840416, 312300520, 624601040, 1249202080]

約数ペア:

[(1, 1249202080), (2, 624601040), (4, 312300520), (5, 249840416), (7, 178457440), (8, 156150260), (10, 124920208), (14, 89228720), (16, 78075130), (20, 62460104), (28, 44614360), (32, 39037565), (35, 35691488), (40, 31230052), (49, 25493920), (56, 22307180), (70, 17845744), (80, 15615026), (98, 12746960), (112, 11153590), (140, 8922872), (160, 7807513), (196, 6373480), (224, 5576795), (245, 5098784), (280, 4461436), (392, 3186740), (490, 2549392), (560, 2230718), (784, 1593370), (980, 1274696), (1120, 1115359), (1568, 796685), (1960, 637348), (3920, 318674), (7840, 159337)]