55416720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{991}}^1$

素因数の和:1240

約数の個数: 80

約数和(自身を含む): 172703232

約数和(自身を除く): 117286512

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 233, 240, 466, 699, 932, 991, 1165, 1398, 1864, 1982, 2330, 2796, 2973, 3495, 3728, 3964, 4660, 4955, 5592, 5946, 6990, 7928, 9320, 9910, 11184, 11892, 13980, 14865, 15856, 18640, 19820, 23784, 27960, 29730, 39640, 47568, 55920, 59460, 79280, 118920, 230903, 237840, 461806, 692709, 923612, 1154515, 1385418, 1847224, 2309030, 2770836, 3463545, 3694448, 4618060, 5541672, 6927090, 9236120, 11083344, 13854180, 18472240, 27708360, 55416720]

約数ペア:

[(1, 55416720), (2, 27708360), (3, 18472240), (4, 13854180), (5, 11083344), (6, 9236120), (8, 6927090), (10, 5541672), (12, 4618060), (15, 3694448), (16, 3463545), (20, 2770836), (24, 2309030), (30, 1847224), (40, 1385418), (48, 1154515), (60, 923612), (80, 692709), (120, 461806), (233, 237840), (240, 230903), (466, 118920), (699, 79280), (932, 59460), (991, 55920), (1165, 47568), (1398, 39640), (1864, 29730), (1982, 27960), (2330, 23784), (2796, 19820), (2973, 18640), (3495, 15856), (3728, 14865), (3964, 13980), (4660, 11892), (4955, 11184), (5592, 9910), (5946, 9320), (6990, 7928)]