89268720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{863}}^1$

素因数の和:1310

約数の個数: 80

約数和(自身を含む): 277696512

約数和(自身を除く): 188427792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 431, 862, 863, 1293, 1724, 1726, 2155, 2586, 2589, 3448, 3452, 4310, 4315, 5172, 5178, 6465, 6896, 6904, 8620, 8630, 10344, 10356, 12930, 12945, 13808, 17240, 17260, 20688, 20712, 25860, 25890, 34480, 34520, 41424, 51720, 51780, 69040, 103440, 103560, 207120, 371953, 743906, 1115859, 1487812, 1859765, 2231718, 2975624, 3719530, 4463436, 5579295, 5951248, 7439060, 8926872, 11158590, 14878120, 17853744, 22317180, 29756240, 44634360, 89268720]

約数ペア:

[(1, 89268720), (2, 44634360), (3, 29756240), (4, 22317180), (5, 17853744), (6, 14878120), (8, 11158590), (10, 8926872), (12, 7439060), (15, 5951248), (16, 5579295), (20, 4463436), (24, 3719530), (30, 2975624), (40, 2231718), (48, 1859765), (60, 1487812), (80, 1115859), (120, 743906), (240, 371953), (431, 207120), (862, 103560), (863, 103440), (1293, 69040), (1724, 51780), (1726, 51720), (2155, 41424), (2586, 34520), (2589, 34480), (3448, 25890), (3452, 25860), (4310, 20712), (4315, 20688), (5172, 17260), (5178, 17240), (6465, 13808), (6896, 12945), (6904, 12930), (8620, 10356), (8630, 10344)]