1974782520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{10993}}^1$

素因数の和:11509

約数の個数: 96

約数和(自身を含む): 6431490000

約数和(自身を除く): 4456707480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 499, 998, 1497, 1996, 2495, 2994, 3992, 4491, 4990, 5988, 7485, 8982, 9980, 10993, 11976, 14970, 17964, 19960, 21986, 22455, 29940, 32979, 35928, 43972, 44910, 54965, 59880, 65958, 87944, 89820, 98937, 109930, 131916, 164895, 179640, 197874, 219860, 263832, 329790, 395748, 439720, 494685, 659580, 791496, 989370, 1319160, 1978740, 3957480, 5485507, 10971014, 16456521, 21942028, 27427535, 32913042, 43884056, 49369563, 54855070, 65826084, 82282605, 98739126, 109710140, 131652168, 164565210, 197478252, 219420280, 246847815, 329130420, 394956504, 493695630, 658260840, 987391260, 1974782520]

約数ペア:

[(1, 1974782520), (2, 987391260), (3, 658260840), (4, 493695630), (5, 394956504), (6, 329130420), (8, 246847815), (9, 219420280), (10, 197478252), (12, 164565210), (15, 131652168), (18, 109710140), (20, 98739126), (24, 82282605), (30, 65826084), (36, 54855070), (40, 49369563), (45, 43884056), (60, 32913042), (72, 27427535), (90, 21942028), (120, 16456521), (180, 10971014), (360, 5485507), (499, 3957480), (998, 1978740), (1497, 1319160), (1996, 989370), (2495, 791496), (2994, 659580), (3992, 494685), (4491, 439720), (4990, 395748), (5988, 329790), (7485, 263832), (8982, 219860), (9980, 197874), (10993, 179640), (11976, 164895), (14970, 131916), (17964, 109930), (19960, 98937), (21986, 89820), (22455, 87944), (29940, 65958), (32979, 59880), (35928, 54965), (43972, 44910)]