80319960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31873}}^1$

素因数の和:31897

約数の個数: 96

約数和(自身を含む): 298340640

約数和(自身を除く): 218020680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 31873, 63746, 95619, 127492, 159365, 191238, 223111, 254984, 286857, 318730, 382476, 446222, 478095, 573714, 637460, 669333, 764952, 892444, 956190, 1115555, 1147428, 1274920, 1338666, 1434285, 1784888, 1912380, 2007999, 2231110, 2294856, 2677332, 2868570, 3346665, 3824760, 4015998, 4462220, 5354664, 5737140, 6693330, 8031996, 8924440, 10039995, 11474280, 13386660, 16063992, 20079990, 26773320, 40159980, 80319960]

約数ペア:

[(1, 80319960), (2, 40159980), (3, 26773320), (4, 20079990), (5, 16063992), (6, 13386660), (7, 11474280), (8, 10039995), (9, 8924440), (10, 8031996), (12, 6693330), (14, 5737140), (15, 5354664), (18, 4462220), (20, 4015998), (21, 3824760), (24, 3346665), (28, 2868570), (30, 2677332), (35, 2294856), (36, 2231110), (40, 2007999), (42, 1912380), (45, 1784888), (56, 1434285), (60, 1338666), (63, 1274920), (70, 1147428), (72, 1115555), (84, 956190), (90, 892444), (105, 764952), (120, 669333), (126, 637460), (140, 573714), (168, 478095), (180, 446222), (210, 382476), (252, 318730), (280, 286857), (315, 254984), (360, 223111), (420, 191238), (504, 159365), (630, 127492), (840, 95619), (1260, 63746), (2520, 31873)]