278360910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{12941}}^1$

素因数の和:13193

約数の個数: 48

約数和(自身を含む): 726822720

約数和(自身を除く): 448461810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 239, 478, 717, 1195, 1434, 2151, 2390, 3585, 4302, 7170, 10755, 12941, 21510, 25882, 38823, 64705, 77646, 116469, 129410, 194115, 232938, 388230, 582345, 1164690, 3092899, 6185798, 9278697, 15464495, 18557394, 27836091, 30928990, 46393485, 55672182, 92786970, 139180455, 278360910]

約数ペア:

[(1, 278360910), (2, 139180455), (3, 92786970), (5, 55672182), (6, 46393485), (9, 30928990), (10, 27836091), (15, 18557394), (18, 15464495), (30, 9278697), (45, 6185798), (90, 3092899), (239, 1164690), (478, 582345), (717, 388230), (1195, 232938), (1434, 194115), (2151, 129410), (2390, 116469), (3585, 77646), (4302, 64705), (7170, 38823), (10755, 25882), (12941, 21510)]