30249990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{563}}^1$

素因数の和:778

約数の個数: 64

約数和(自身を含む): 81216000

約数和(自身を除く): 50966010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 199, 270, 398, 563, 597, 995, 1126, 1194, 1689, 1791, 1990, 2815, 2985, 3378, 3582, 5067, 5373, 5630, 5970, 8445, 8955, 10134, 10746, 15201, 16890, 17910, 25335, 26865, 30402, 50670, 53730, 76005, 112037, 152010, 224074, 336111, 560185, 672222, 1008333, 1120370, 1680555, 2016666, 3024999, 3361110, 5041665, 6049998, 10083330, 15124995, 30249990]

約数ペア:

[(1, 30249990), (2, 15124995), (3, 10083330), (5, 6049998), (6, 5041665), (9, 3361110), (10, 3024999), (15, 2016666), (18, 1680555), (27, 1120370), (30, 1008333), (45, 672222), (54, 560185), (90, 336111), (135, 224074), (199, 152010), (270, 112037), (398, 76005), (563, 53730), (597, 50670), (995, 30402), (1126, 26865), (1194, 25335), (1689, 17910), (1791, 16890), (1990, 15201), (2815, 10746), (2985, 10134), (3378, 8955), (3582, 8445), (5067, 5970), (5373, 5630)]