317492070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{215981}}^1$

素因数の和:216005

約数の個数: 48

約数和(自身を含む): 886390128

約数和(自身を除く): 568898058

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 215981, 431962, 647943, 1079905, 1295886, 1511867, 2159810, 3023734, 3239715, 4535601, 6479430, 7559335, 9071202, 10583069, 15118670, 21166138, 22678005, 31749207, 45356010, 52915345, 63498414, 105830690, 158746035, 317492070]

約数ペア:

[(1, 317492070), (2, 158746035), (3, 105830690), (5, 63498414), (6, 52915345), (7, 45356010), (10, 31749207), (14, 22678005), (15, 21166138), (21, 15118670), (30, 10583069), (35, 9071202), (42, 7559335), (49, 6479430), (70, 4535601), (98, 3239715), (105, 3023734), (147, 2159810), (210, 1511867), (245, 1295886), (294, 1079905), (490, 647943), (735, 431962), (1470, 215981)]