18049680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:126

約数の個数: 240

約数和(自身を含む): 68942016

約数和(自身を除く): 50892336

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 43, 44, 45, 48, 53, 55, 60, 66, 72, 80, 86, 88, 90, 99, 106, 110, 120, 129, 132, 144, 159, 165, 172, 176, 180, 198, 212, 215, 220, 240, 258, 264, 265, 318, 330, 344, 360, 387, 396, 424, 430, 440, 473, 477, 495, 516, 528, 530, 583, 636, 645, 660, 688, 720, 774, 792, 795, 848, 860, 880, 946, 954, 990, 1032, 1060, 1166, 1272, 1290, 1320, 1419, 1548, 1584, 1590, 1720, 1749, 1892, 1908, 1935, 1980, 2064, 2120, 2279, 2332, 2365, 2385, 2544, 2580, 2640, 2838, 2915, 3096, 3180, 3440, 3498, 3784, 3816, 3870, 3960, 4240, 4257, 4558, 4664, 4730, 4770, 5160, 5247, 5676, 5830, 6192, 6360, 6837, 6996, 7095, 7568, 7632, 7740, 7920, 8514, 8745, 9116, 9328, 9460, 9540, 10320, 10494, 11352, 11395, 11660, 12720, 13674, 13992, 14190, 15480, 17028, 17490, 18232, 18920, 19080, 20511, 20988, 21285, 22704, 22790, 23320, 25069, 26235, 27348, 27984, 28380, 30960, 34056, 34185, 34980, 36464, 37840, 38160, 41022, 41976, 42570, 45580, 46640, 50138, 52470, 54696, 56760, 68112, 68370, 69960, 75207, 82044, 83952, 85140, 91160, 100276, 102555, 104940, 109392, 113520, 125345, 136740, 139920, 150414, 164088, 170280, 182320, 200552, 205110, 209880, 225621, 250690, 273480, 300828, 328176, 340560, 376035, 401104, 410220, 419760, 451242, 501380, 546960, 601656, 752070, 820440, 902484, 1002760, 1128105, 1203312, 1504140, 1640880, 1804968, 2005520, 2256210, 3008280, 3609936, 4512420, 6016560, 9024840, 18049680]

約数ペア:

[(1, 18049680), (2, 9024840), (3, 6016560), (4, 4512420), (5, 3609936), (6, 3008280), (8, 2256210), (9, 2005520), (10, 1804968), (11, 1640880), (12, 1504140), (15, 1203312), (16, 1128105), (18, 1002760), (20, 902484), (22, 820440), (24, 752070), (30, 601656), (33, 546960), (36, 501380), (40, 451242), (43, 419760), (44, 410220), (45, 401104), (48, 376035), (53, 340560), (55, 328176), (60, 300828), (66, 273480), (72, 250690), (80, 225621), (86, 209880), (88, 205110), (90, 200552), (99, 182320), (106, 170280), (110, 164088), (120, 150414), (129, 139920), (132, 136740), (144, 125345), (159, 113520), (165, 109392), (172, 104940), (176, 102555), (180, 100276), (198, 91160), (212, 85140), (215, 83952), (220, 82044), (240, 75207), (258, 69960), (264, 68370), (265, 68112), (318, 56760), (330, 54696), (344, 52470), (360, 50138), (387, 46640), (396, 45580), (424, 42570), (430, 41976), (440, 41022), (473, 38160), (477, 37840), (495, 36464), (516, 34980), (528, 34185), (530, 34056), (583, 30960), (636, 28380), (645, 27984), (660, 27348), (688, 26235), (720, 25069), (774, 23320), (792, 22790), (795, 22704), (848, 21285), (860, 20988), (880, 20511), (946, 19080), (954, 18920), (990, 18232), (1032, 17490), (1060, 17028), (1166, 15480), (1272, 14190), (1290, 13992), (1320, 13674), (1419, 12720), (1548, 11660), (1584, 11395), (1590, 11352), (1720, 10494), (1749, 10320), (1892, 9540), (1908, 9460), (1935, 9328), (1980, 9116), (2064, 8745), (2120, 8514), (2279, 7920), (2332, 7740), (2365, 7632), (2385, 7568), (2544, 7095), (2580, 6996), (2640, 6837), (2838, 6360), (2915, 6192), (3096, 5830), (3180, 5676), (3440, 5247), (3498, 5160), (3784, 4770), (3816, 4730), (3870, 4664), (3960, 4558), (4240, 4257)]