28175310

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{433}}^1$

素因数の和:690

約数の個数: 64

約数和(自身を含む): 75620160

約数和(自身を除く): 47444850

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 241, 270, 433, 482, 723, 866, 1205, 1299, 1446, 2165, 2169, 2410, 2598, 3615, 3897, 4330, 4338, 6495, 6507, 7230, 7794, 10845, 11691, 12990, 13014, 19485, 21690, 23382, 32535, 38970, 58455, 65070, 104353, 116910, 208706, 313059, 521765, 626118, 939177, 1043530, 1565295, 1878354, 2817531, 3130590, 4695885, 5635062, 9391770, 14087655, 28175310]

約数ペア:

[(1, 28175310), (2, 14087655), (3, 9391770), (5, 5635062), (6, 4695885), (9, 3130590), (10, 2817531), (15, 1878354), (18, 1565295), (27, 1043530), (30, 939177), (45, 626118), (54, 521765), (90, 313059), (135, 208706), (241, 116910), (270, 104353), (433, 65070), (482, 58455), (723, 38970), (866, 32535), (1205, 23382), (1299, 21690), (1446, 19485), (2165, 13014), (2169, 12990), (2410, 11691), (2598, 10845), (3615, 7794), (3897, 7230), (4330, 6507), (4338, 6495)]