81284130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{2383}}^1$

素因数の和:2775

約数の個数: 48

約数和(自身を含む): 211985280

約数和(自身を除く): 130701150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 379, 758, 1137, 1895, 2274, 2383, 3411, 3790, 4766, 5685, 6822, 7149, 11370, 11915, 14298, 17055, 21447, 23830, 34110, 35745, 42894, 71490, 107235, 214470, 903157, 1806314, 2709471, 4515785, 5418942, 8128413, 9031570, 13547355, 16256826, 27094710, 40642065, 81284130]

約数ペア:

[(1, 81284130), (2, 40642065), (3, 27094710), (5, 16256826), (6, 13547355), (9, 9031570), (10, 8128413), (15, 5418942), (18, 4515785), (30, 2709471), (45, 1806314), (90, 903157), (379, 214470), (758, 107235), (1137, 71490), (1895, 42894), (2274, 35745), (2383, 34110), (3411, 23830), (3790, 21447), (4766, 17055), (5685, 14298), (6822, 11915), (7149, 11370)]