128541210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{87443}}^1$

素因数の和:87467

約数の個数: 48

約数和(自身を含む): 358870176

約数和(自身を除く): 230328966

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, 87443, 174886, 262329, 437215, 524658, 612101, 874430, 1224202, 1311645, 1836303, 2623290, 3060505, 3672606, 4284707, 6121010, 8569414, 9181515, 12854121, 18363030, 21423535, 25708242, 42847070, 64270605, 128541210]

約数ペア:

[(1, 128541210), (2, 64270605), (3, 42847070), (5, 25708242), (6, 21423535), (7, 18363030), (10, 12854121), (14, 9181515), (15, 8569414), (21, 6121010), (30, 4284707), (35, 3672606), (42, 3060505), (49, 2623290), (70, 1836303), (98, 1311645), (105, 1224202), (147, 874430), (210, 612101), (245, 524658), (294, 437215), (490, 262329), (735, 174886), (1470, 87443)]