243456720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{78031}}^1$

素因数の和:78060

約数の個数: 80

約数和(自身を含む): 812781312

約数和(自身を除く): 569324592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 78031, 156062, 234093, 312124, 390155, 468186, 624248, 780310, 936372, 1014403, 1170465, 1248496, 1560620, 1872744, 2028806, 2340930, 3043209, 3121240, 3745488, 4057612, 4681860, 5072015, 6086418, 6242480, 8115224, 9363720, 10144030, 12172836, 15216045, 16230448, 18727440, 20288060, 24345672, 30432090, 40576120, 48691344, 60864180, 81152240, 121728360, 243456720]

約数ペア:

[(1, 243456720), (2, 121728360), (3, 81152240), (4, 60864180), (5, 48691344), (6, 40576120), (8, 30432090), (10, 24345672), (12, 20288060), (13, 18727440), (15, 16230448), (16, 15216045), (20, 12172836), (24, 10144030), (26, 9363720), (30, 8115224), (39, 6242480), (40, 6086418), (48, 5072015), (52, 4681860), (60, 4057612), (65, 3745488), (78, 3121240), (80, 3043209), (104, 2340930), (120, 2028806), (130, 1872744), (156, 1560620), (195, 1248496), (208, 1170465), (240, 1014403), (260, 936372), (312, 780310), (390, 624248), (520, 468186), (624, 390155), (780, 312124), (1040, 234093), (1560, 156062), (3120, 78031)]