1818802260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{918587}}^1$

素因数の和:918613

約数の個数: 72

約数和(自身を含む): 6018588576

約数和(自身を除く): 4199786316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 918587, 1837174, 2755761, 3674348, 4592935, 5511522, 8267283, 9185870, 10104457, 11023044, 13778805, 16534566, 18371740, 20208914, 27557610, 30313371, 33069132, 40417828, 41336415, 50522285, 55115220, 60626742, 82672830, 90940113, 101044570, 121253484, 151566855, 165345660, 181880226, 202089140, 303133710, 363760452, 454700565, 606267420, 909401130, 1818802260]

約数ペア:

[(1, 1818802260), (2, 909401130), (3, 606267420), (4, 454700565), (5, 363760452), (6, 303133710), (9, 202089140), (10, 181880226), (11, 165345660), (12, 151566855), (15, 121253484), (18, 101044570), (20, 90940113), (22, 82672830), (30, 60626742), (33, 55115220), (36, 50522285), (44, 41336415), (45, 40417828), (55, 33069132), (60, 30313371), (66, 27557610), (90, 20208914), (99, 18371740), (110, 16534566), (132, 13778805), (165, 11023044), (180, 10104457), (198, 9185870), (220, 8267283), (330, 5511522), (396, 4592935), (495, 3674348), (660, 2755761), (990, 1837174), (1980, 918587)]