90643770

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{143879}}^1$

素因数の和:143899

約数の個数: 48

約数和(自身を含む): 269343360

約数和(自身を除く): 178699590

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 143879, 287758, 431637, 719395, 863274, 1007153, 1294911, 1438790, 2014306, 2158185, 2589822, 3021459, 4316370, 5035765, 6042918, 6474555, 9064377, 10071530, 12949110, 15107295, 18128754, 30214590, 45321885, 90643770]

約数ペア:

[(1, 90643770), (2, 45321885), (3, 30214590), (5, 18128754), (6, 15107295), (7, 12949110), (9, 10071530), (10, 9064377), (14, 6474555), (15, 6042918), (18, 5035765), (21, 4316370), (30, 3021459), (35, 2589822), (42, 2158185), (45, 2014306), (63, 1438790), (70, 1294911), (90, 1007153), (105, 863274), (126, 719395), (210, 431637), (315, 287758), (630, 143879)]