161854320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{674393}}^1$

素因数の和:674409

約数の個数: 40

約数和(自身を含む): 501749136

約数和(自身を除く): 339894816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 674393, 1348786, 2023179, 2697572, 3371965, 4046358, 5395144, 6743930, 8092716, 10115895, 10790288, 13487860, 16185432, 20231790, 26975720, 32370864, 40463580, 53951440, 80927160, 161854320]

約数ペア:

[(1, 161854320), (2, 80927160), (3, 53951440), (4, 40463580), (5, 32370864), (6, 26975720), (8, 20231790), (10, 16185432), (12, 13487860), (15, 10790288), (16, 10115895), (20, 8092716), (24, 6743930), (30, 5395144), (40, 4046358), (48, 3371965), (60, 2697572), (80, 2023179), (120, 1348786), (240, 674393)]