247910280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1103}}^1\times {\mathrm{1873}}^1$

素因数の和:2990

約数の個数: 64

約数和(自身を含む): 744802560

約数和(自身を除く): 496892280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1103, 1873, 2206, 3309, 3746, 4412, 5515, 5619, 6618, 7492, 8824, 9365, 11030, 11238, 13236, 14984, 16545, 18730, 22060, 22476, 26472, 28095, 33090, 37460, 44120, 44952, 56190, 66180, 74920, 112380, 132360, 224760, 2065919, 4131838, 6197757, 8263676, 10329595, 12395514, 16527352, 20659190, 24791028, 30988785, 41318380, 49582056, 61977570, 82636760, 123955140, 247910280]

約数ペア:

[(1, 247910280), (2, 123955140), (3, 82636760), (4, 61977570), (5, 49582056), (6, 41318380), (8, 30988785), (10, 24791028), (12, 20659190), (15, 16527352), (20, 12395514), (24, 10329595), (30, 8263676), (40, 6197757), (60, 4131838), (120, 2065919), (1103, 224760), (1873, 132360), (2206, 112380), (3309, 74920), (3746, 66180), (4412, 56190), (5515, 44952), (5619, 44120), (6618, 37460), (7492, 33090), (8824, 28095), (9365, 26472), (11030, 22476), (11238, 22060), (13236, 18730), (14984, 16545)]