271102020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{645481}}^1$

素因数の和:645500

約数の個数: 48

約数和(自身を含む): 867527808

約数和(自身を除く): 596425788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 645481, 1290962, 1936443, 2581924, 3227405, 3872886, 4518367, 6454810, 7745772, 9036734, 9682215, 12909620, 13555101, 18073468, 19364430, 22591835, 27110202, 38728860, 45183670, 54220404, 67775505, 90367340, 135551010, 271102020]

約数ペア:

[(1, 271102020), (2, 135551010), (3, 90367340), (4, 67775505), (5, 54220404), (6, 45183670), (7, 38728860), (10, 27110202), (12, 22591835), (14, 19364430), (15, 18073468), (20, 13555101), (21, 12909620), (28, 9682215), (30, 9036734), (35, 7745772), (42, 6454810), (60, 4518367), (70, 3872886), (84, 3227405), (105, 2581924), (140, 1936443), (210, 1290962), (420, 645481)]