498997423920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{3243613}}^1$

素因数の和:3244270

約数の個数: 80

約数和(自身を含む): 1549305739872

約数和(自身を除く): 1050308315952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 641, 1282, 1923, 2564, 3205, 3846, 5128, 6410, 7692, 9615, 10256, 12820, 15384, 19230, 25640, 30768, 38460, 51280, 76920, 153840, 3243613, 6487226, 9730839, 12974452, 16218065, 19461678, 25948904, 32436130, 38923356, 48654195, 51897808, 64872260, 77846712, 97308390, 129744520, 155693424, 194616780, 259489040, 389233560, 778467120, 2079155933, 4158311866, 6237467799, 8316623732, 10395779665, 12474935598, 16633247464, 20791559330, 24949871196, 31187338995, 33266494928, 41583118660, 49899742392, 62374677990, 83166237320, 99799484784, 124749355980, 166332474640, 249498711960, 498997423920]

約数ペア:

[(1, 498997423920), (2, 249498711960), (3, 166332474640), (4, 124749355980), (5, 99799484784), (6, 83166237320), (8, 62374677990), (10, 49899742392), (12, 41583118660), (15, 33266494928), (16, 31187338995), (20, 24949871196), (24, 20791559330), (30, 16633247464), (40, 12474935598), (48, 10395779665), (60, 8316623732), (80, 6237467799), (120, 4158311866), (240, 2079155933), (641, 778467120), (1282, 389233560), (1923, 259489040), (2564, 194616780), (3205, 155693424), (3846, 129744520), (5128, 97308390), (6410, 77846712), (7692, 64872260), (9615, 51897808), (10256, 48654195), (12820, 38923356), (15384, 32436130), (19230, 25948904), (25640, 19461678), (30768, 16218065), (38460, 12974452), (51280, 9730839), (76920, 6487226), (153840, 3243613)]