263866920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{51137}}^1$

素因数の和:51194

約数の個数: 64

約数和(自身を含む): 810025920

約数和(自身を除く): 546159000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 51137, 102274, 153411, 204548, 255685, 306822, 409096, 511370, 613644, 767055, 1022740, 1227288, 1534110, 2045480, 2198891, 3068220, 4397782, 6136440, 6596673, 8795564, 10994455, 13193346, 17591128, 21988910, 26386692, 32983365, 43977820, 52773384, 65966730, 87955640, 131933460, 263866920]

約数ペア:

[(1, 263866920), (2, 131933460), (3, 87955640), (4, 65966730), (5, 52773384), (6, 43977820), (8, 32983365), (10, 26386692), (12, 21988910), (15, 17591128), (20, 13193346), (24, 10994455), (30, 8795564), (40, 6596673), (43, 6136440), (60, 4397782), (86, 3068220), (120, 2198891), (129, 2045480), (172, 1534110), (215, 1227288), (258, 1022740), (344, 767055), (430, 613644), (516, 511370), (645, 409096), (860, 306822), (1032, 255685), (1290, 204548), (1720, 153411), (2580, 102274), (5160, 51137)]