998349660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{72031}}^1$

素因数の和:72064

約数の個数: 144

約数和(自身を含む): 3775629312

約数和(自身を除く): 2777279652

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1980, 2310, 2772, 3465, 4620, 6930, 13860, 72031, 144062, 216093, 288124, 360155, 432186, 504217, 648279, 720310, 792341, 864372, 1008434, 1080465, 1296558, 1440620, 1512651, 1584682, 2016868, 2160930, 2377023, 2521085, 2593116, 3025302, 3169364, 3241395, 3961705, 4321860, 4537953, 4754046, 5042170, 5546387, 6050604, 6482790, 7131069, 7563255, 7923410, 9075906, 9508092, 10084340, 11092774, 11885115, 12965580, 14262138, 15126510, 15846820, 16639161, 18151812, 22185548, 22689765, 23770230, 27731935, 28524276, 30253020, 33278322, 35655345, 45379530, 47540460, 49917483, 55463870, 66556644, 71310690, 83195805, 90759060, 99834966, 110927740, 142621380, 166391610, 199669932, 249587415, 332783220, 499174830, 998349660]

約数ペア:

[(1, 998349660), (2, 499174830), (3, 332783220), (4, 249587415), (5, 199669932), (6, 166391610), (7, 142621380), (9, 110927740), (10, 99834966), (11, 90759060), (12, 83195805), (14, 71310690), (15, 66556644), (18, 55463870), (20, 49917483), (21, 47540460), (22, 45379530), (28, 35655345), (30, 33278322), (33, 30253020), (35, 28524276), (36, 27731935), (42, 23770230), (44, 22689765), (45, 22185548), (55, 18151812), (60, 16639161), (63, 15846820), (66, 15126510), (70, 14262138), (77, 12965580), (84, 11885115), (90, 11092774), (99, 10084340), (105, 9508092), (110, 9075906), (126, 7923410), (132, 7563255), (140, 7131069), (154, 6482790), (165, 6050604), (180, 5546387), (198, 5042170), (210, 4754046), (220, 4537953), (231, 4321860), (252, 3961705), (308, 3241395), (315, 3169364), (330, 3025302), (385, 2593116), (396, 2521085), (420, 2377023), (462, 2160930), (495, 2016868), (630, 1584682), (660, 1512651), (693, 1440620), (770, 1296558), (924, 1080465), (990, 1008434), (1155, 864372), (1260, 792341), (1386, 720310), (1540, 648279), (1980, 504217), (2310, 432186), (2772, 360155), (3465, 288124), (4620, 216093), (6930, 144062), (13860, 72031)]