68845680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31873}}^1$

素因数の和:31895

約数の個数: 80

約数和(自身を含む): 237142560

約数和(自身を除く): 168296880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 31873, 63746, 95619, 127492, 159365, 191238, 254984, 286857, 318730, 382476, 478095, 509968, 573714, 637460, 764952, 860571, 956190, 1147428, 1274920, 1434285, 1529904, 1721142, 1912380, 2294856, 2549840, 2868570, 3442284, 3824760, 4302855, 4589712, 5737140, 6884568, 7649520, 8605710, 11474280, 13769136, 17211420, 22948560, 34422840, 68845680]

約数ペア:

[(1, 68845680), (2, 34422840), (3, 22948560), (4, 17211420), (5, 13769136), (6, 11474280), (8, 8605710), (9, 7649520), (10, 6884568), (12, 5737140), (15, 4589712), (16, 4302855), (18, 3824760), (20, 3442284), (24, 2868570), (27, 2549840), (30, 2294856), (36, 1912380), (40, 1721142), (45, 1529904), (48, 1434285), (54, 1274920), (60, 1147428), (72, 956190), (80, 860571), (90, 764952), (108, 637460), (120, 573714), (135, 509968), (144, 478095), (180, 382476), (216, 318730), (240, 286857), (270, 254984), (360, 191238), (432, 159365), (540, 127492), (720, 95619), (1080, 63746), (2160, 31873)]