2991788880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{83663}}^1$

素因数の和:83828

約数の個数: 80

約数和(自身を含む): 9336902400

約数和(自身を除く): 6345113520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 149, 240, 298, 447, 596, 745, 894, 1192, 1490, 1788, 2235, 2384, 2980, 3576, 4470, 5960, 7152, 8940, 11920, 17880, 35760, 83663, 167326, 250989, 334652, 418315, 501978, 669304, 836630, 1003956, 1254945, 1338608, 1673260, 2007912, 2509890, 3346520, 4015824, 5019780, 6693040, 10039560, 12465787, 20079120, 24931574, 37397361, 49863148, 62328935, 74794722, 99726296, 124657870, 149589444, 186986805, 199452592, 249315740, 299178888, 373973610, 498631480, 598357776, 747947220, 997262960, 1495894440, 2991788880]

約数ペア:

[(1, 2991788880), (2, 1495894440), (3, 997262960), (4, 747947220), (5, 598357776), (6, 498631480), (8, 373973610), (10, 299178888), (12, 249315740), (15, 199452592), (16, 186986805), (20, 149589444), (24, 124657870), (30, 99726296), (40, 74794722), (48, 62328935), (60, 49863148), (80, 37397361), (120, 24931574), (149, 20079120), (240, 12465787), (298, 10039560), (447, 6693040), (596, 5019780), (745, 4015824), (894, 3346520), (1192, 2509890), (1490, 2007912), (1788, 1673260), (2235, 1338608), (2384, 1254945), (2980, 1003956), (3576, 836630), (4470, 669304), (5960, 501978), (7152, 418315), (8940, 334652), (11920, 250989), (17880, 167326), (35760, 83663)]