289554420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{11197}}^1$

素因数の和:11640

約数の個数: 48

約数和(自身を含む): 812706048

約数和(自身を除く): 523151628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 431, 862, 1293, 1724, 2155, 2586, 4310, 5172, 6465, 8620, 11197, 12930, 22394, 25860, 33591, 44788, 55985, 67182, 111970, 134364, 167955, 223940, 335910, 671820, 4825907, 9651814, 14477721, 19303628, 24129535, 28955442, 48259070, 57910884, 72388605, 96518140, 144777210, 289554420]

約数ペア:

[(1, 289554420), (2, 144777210), (3, 96518140), (4, 72388605), (5, 57910884), (6, 48259070), (10, 28955442), (12, 24129535), (15, 19303628), (20, 14477721), (30, 9651814), (60, 4825907), (431, 671820), (862, 335910), (1293, 223940), (1724, 167955), (2155, 134364), (2586, 111970), (4310, 67182), (5172, 55985), (6465, 44788), (8620, 33591), (11197, 25860), (12930, 22394)]