208523340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{929}}^1$

素因数の和:1016

約数の個数: 144

約数和(自身を含む): 670269600

約数和(自身を除く): 461746260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 43, 45, 58, 60, 86, 87, 90, 116, 129, 145, 172, 174, 180, 215, 258, 261, 290, 348, 387, 430, 435, 516, 522, 580, 645, 774, 860, 870, 929, 1044, 1247, 1290, 1305, 1548, 1740, 1858, 1935, 2494, 2580, 2610, 2787, 3716, 3741, 3870, 4645, 4988, 5220, 5574, 6235, 7482, 7740, 8361, 9290, 11148, 11223, 12470, 13935, 14964, 16722, 18580, 18705, 22446, 24940, 26941, 27870, 33444, 37410, 39947, 41805, 44892, 53882, 55740, 56115, 74820, 79894, 80823, 83610, 107764, 112230, 119841, 134705, 159788, 161646, 167220, 199735, 224460, 239682, 242469, 269410, 323292, 359523, 399470, 404115, 479364, 484938, 538820, 599205, 719046, 798940, 808230, 969876, 1158463, 1198410, 1212345, 1438092, 1616460, 1797615, 2316926, 2396820, 2424690, 3475389, 3595230, 4633852, 4849380, 5792315, 6950778, 7190460, 10426167, 11584630, 13901556, 17376945, 20852334, 23169260, 34753890, 41704668, 52130835, 69507780, 104261670, 208523340]

約数ペア:

[(1, 208523340), (2, 104261670), (3, 69507780), (4, 52130835), (5, 41704668), (6, 34753890), (9, 23169260), (10, 20852334), (12, 17376945), (15, 13901556), (18, 11584630), (20, 10426167), (29, 7190460), (30, 6950778), (36, 5792315), (43, 4849380), (45, 4633852), (58, 3595230), (60, 3475389), (86, 2424690), (87, 2396820), (90, 2316926), (116, 1797615), (129, 1616460), (145, 1438092), (172, 1212345), (174, 1198410), (180, 1158463), (215, 969876), (258, 808230), (261, 798940), (290, 719046), (348, 599205), (387, 538820), (430, 484938), (435, 479364), (516, 404115), (522, 399470), (580, 359523), (645, 323292), (774, 269410), (860, 242469), (870, 239682), (929, 224460), (1044, 199735), (1247, 167220), (1290, 161646), (1305, 159788), (1548, 134705), (1740, 119841), (1858, 112230), (1935, 107764), (2494, 83610), (2580, 80823), (2610, 79894), (2787, 74820), (3716, 56115), (3741, 55740), (3870, 53882), (4645, 44892), (4988, 41805), (5220, 39947), (5574, 37410), (6235, 33444), (7482, 27870), (7740, 26941), (8361, 24940), (9290, 22446), (11148, 18705), (11223, 18580), (12470, 16722), (13935, 14964)]