15216780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{253613}}^1$

素因数の和:253625

約数の個数: 24

約数和(自身を含む): 42607152

約数和(自身を除く): 27390372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 253613, 507226, 760839, 1014452, 1268065, 1521678, 2536130, 3043356, 3804195, 5072260, 7608390, 15216780]

約数ペア:

[(1, 15216780), (2, 7608390), (3, 5072260), (4, 3804195), (5, 3043356), (6, 2536130), (10, 1521678), (12, 1268065), (15, 1014452), (20, 760839), (30, 507226), (60, 253613)]