198308520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1321}}^1$

素因数の和:1480

約数の個数: 128

約数和(自身を含む): 666288000

約数和(自身を除く): 467979480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 139, 180, 216, 270, 278, 360, 417, 540, 556, 695, 834, 1080, 1112, 1251, 1321, 1390, 1668, 2085, 2502, 2642, 2780, 3336, 3753, 3963, 4170, 5004, 5284, 5560, 6255, 6605, 7506, 7926, 8340, 10008, 10568, 11889, 12510, 13210, 15012, 15852, 16680, 18765, 19815, 23778, 25020, 26420, 30024, 31704, 35667, 37530, 39630, 47556, 50040, 52840, 59445, 71334, 75060, 79260, 95112, 118890, 142668, 150120, 158520, 178335, 183619, 237780, 285336, 356670, 367238, 475560, 550857, 713340, 734476, 918095, 1101714, 1426680, 1468952, 1652571, 1836190, 2203428, 2754285, 3305142, 3672380, 4406856, 4957713, 5508570, 6610284, 7344760, 8262855, 9915426, 11017140, 13220568, 16525710, 19830852, 22034280, 24788565, 33051420, 39661704, 49577130, 66102840, 99154260, 198308520]

約数ペア:

[(1, 198308520), (2, 99154260), (3, 66102840), (4, 49577130), (5, 39661704), (6, 33051420), (8, 24788565), (9, 22034280), (10, 19830852), (12, 16525710), (15, 13220568), (18, 11017140), (20, 9915426), (24, 8262855), (27, 7344760), (30, 6610284), (36, 5508570), (40, 4957713), (45, 4406856), (54, 3672380), (60, 3305142), (72, 2754285), (90, 2203428), (108, 1836190), (120, 1652571), (135, 1468952), (139, 1426680), (180, 1101714), (216, 918095), (270, 734476), (278, 713340), (360, 550857), (417, 475560), (540, 367238), (556, 356670), (695, 285336), (834, 237780), (1080, 183619), (1112, 178335), (1251, 158520), (1321, 150120), (1390, 142668), (1668, 118890), (2085, 95112), (2502, 79260), (2642, 75060), (2780, 71334), (3336, 59445), (3753, 52840), (3963, 50040), (4170, 47556), (5004, 39630), (5284, 37530), (5560, 35667), (6255, 31704), (6605, 30024), (7506, 26420), (7926, 25020), (8340, 23778), (10008, 19815), (10568, 18765), (11889, 16680), (12510, 15852), (13210, 15012)]