90805680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:488

約数の個数: 240

約数和(自身を含む): 357477120

約数和(自身を除く): 266671440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 43, 45, 48, 56, 60, 63, 70, 72, 80, 84, 86, 90, 105, 112, 120, 126, 129, 140, 144, 168, 172, 180, 210, 215, 240, 252, 258, 280, 301, 315, 336, 344, 360, 387, 419, 420, 430, 504, 516, 560, 602, 630, 645, 688, 720, 774, 838, 840, 860, 903, 1008, 1032, 1204, 1257, 1260, 1290, 1505, 1548, 1676, 1680, 1720, 1806, 1935, 2064, 2095, 2408, 2514, 2520, 2580, 2709, 2933, 3010, 3096, 3352, 3440, 3612, 3771, 3870, 4190, 4515, 4816, 5028, 5040, 5160, 5418, 5866, 6020, 6192, 6285, 6704, 7224, 7542, 7740, 8380, 8799, 9030, 10056, 10320, 10836, 11732, 12040, 12570, 13545, 14448, 14665, 15084, 15480, 16760, 17598, 18017, 18060, 18855, 20112, 21672, 23464, 24080, 25140, 26397, 27090, 29330, 30168, 30960, 33520, 35196, 36034, 36120, 37710, 43344, 43995, 46928, 50280, 52794, 54051, 54180, 58660, 60336, 70392, 72068, 72240, 75420, 87990, 90085, 100560, 105588, 108102, 108360, 117320, 126119, 131985, 140784, 144136, 150840, 162153, 175980, 180170, 211176, 216204, 216720, 234640, 252238, 263970, 270255, 288272, 301680, 324306, 351960, 360340, 378357, 422352, 432408, 504476, 527940, 540510, 630595, 648612, 703920, 720680, 756714, 810765, 864816, 1008952, 1055880, 1081020, 1135071, 1261190, 1297224, 1441360, 1513428, 1621530, 1891785, 2017904, 2111760, 2162040, 2270142, 2522380, 2594448, 3026856, 3243060, 3783570, 4324080, 4540284, 5044760, 5675355, 6053712, 6486120, 7567140, 9080568, 10089520, 11350710, 12972240, 15134280, 18161136, 22701420, 30268560, 45402840, 90805680]

約数ペア:

[(1, 90805680), (2, 45402840), (3, 30268560), (4, 22701420), (5, 18161136), (6, 15134280), (7, 12972240), (8, 11350710), (9, 10089520), (10, 9080568), (12, 7567140), (14, 6486120), (15, 6053712), (16, 5675355), (18, 5044760), (20, 4540284), (21, 4324080), (24, 3783570), (28, 3243060), (30, 3026856), (35, 2594448), (36, 2522380), (40, 2270142), (42, 2162040), (43, 2111760), (45, 2017904), (48, 1891785), (56, 1621530), (60, 1513428), (63, 1441360), (70, 1297224), (72, 1261190), (80, 1135071), (84, 1081020), (86, 1055880), (90, 1008952), (105, 864816), (112, 810765), (120, 756714), (126, 720680), (129, 703920), (140, 648612), (144, 630595), (168, 540510), (172, 527940), (180, 504476), (210, 432408), (215, 422352), (240, 378357), (252, 360340), (258, 351960), (280, 324306), (301, 301680), (315, 288272), (336, 270255), (344, 263970), (360, 252238), (387, 234640), (419, 216720), (420, 216204), (430, 211176), (504, 180170), (516, 175980), (560, 162153), (602, 150840), (630, 144136), (645, 140784), (688, 131985), (720, 126119), (774, 117320), (838, 108360), (840, 108102), (860, 105588), (903, 100560), (1008, 90085), (1032, 87990), (1204, 75420), (1257, 72240), (1260, 72068), (1290, 70392), (1505, 60336), (1548, 58660), (1676, 54180), (1680, 54051), (1720, 52794), (1806, 50280), (1935, 46928), (2064, 43995), (2095, 43344), (2408, 37710), (2514, 36120), (2520, 36034), (2580, 35196), (2709, 33520), (2933, 30960), (3010, 30168), (3096, 29330), (3352, 27090), (3440, 26397), (3612, 25140), (3771, 24080), (3870, 23464), (4190, 21672), (4515, 20112), (4816, 18855), (5028, 18060), (5040, 18017), (5160, 17598), (5418, 16760), (5866, 15480), (6020, 15084), (6192, 14665), (6285, 14448), (6704, 13545), (7224, 12570), (7542, 12040), (7740, 11732), (8380, 10836), (8799, 10320), (9030, 10056)]