19752480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:104

約数の個数: 288

約数和(自身を含む): 77837760

約数和(自身を除く): 58085280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 29, 30, 32, 33, 36, 40, 43, 44, 45, 48, 55, 58, 60, 66, 72, 80, 86, 87, 88, 90, 96, 99, 110, 116, 120, 129, 132, 144, 145, 160, 165, 172, 174, 176, 180, 198, 215, 220, 232, 240, 258, 261, 264, 288, 290, 319, 330, 344, 348, 352, 360, 387, 396, 430, 435, 440, 464, 473, 480, 495, 516, 522, 528, 580, 638, 645, 660, 688, 696, 720, 774, 792, 860, 870, 880, 928, 946, 957, 990, 1032, 1044, 1056, 1160, 1247, 1276, 1290, 1305, 1320, 1376, 1392, 1419, 1440, 1548, 1584, 1595, 1720, 1740, 1760, 1892, 1914, 1935, 1980, 2064, 2088, 2320, 2365, 2494, 2552, 2580, 2610, 2640, 2784, 2838, 2871, 3096, 3168, 3190, 3440, 3480, 3741, 3784, 3828, 3870, 3960, 4128, 4176, 4257, 4640, 4730, 4785, 4988, 5104, 5160, 5220, 5280, 5676, 5742, 6192, 6235, 6380, 6880, 6960, 7095, 7482, 7568, 7656, 7740, 7920, 8352, 8514, 9460, 9570, 9976, 10208, 10320, 10440, 11223, 11352, 11484, 12384, 12470, 12760, 13717, 13920, 14190, 14355, 14964, 15136, 15312, 15480, 15840, 17028, 18705, 18920, 19140, 19952, 20640, 20880, 21285, 22446, 22704, 22968, 24940, 25520, 27434, 28380, 28710, 29928, 30624, 30960, 34056, 37410, 37840, 38280, 39904, 41151, 41760, 42570, 44892, 45408, 45936, 49880, 51040, 54868, 56115, 56760, 57420, 59856, 61920, 68112, 68585, 74820, 75680, 76560, 82302, 85140, 89784, 91872, 99760, 109736, 112230, 113520, 114840, 119712, 123453, 136224, 137170, 149640, 153120, 164604, 170280, 179568, 199520, 205755, 219472, 224460, 227040, 229680, 246906, 274340, 299280, 329208, 340560, 359136, 411510, 438944, 448920, 459360, 493812, 548680, 598560, 617265, 658416, 681120, 823020, 897840, 987624, 1097360, 1234530, 1316832, 1646040, 1795680, 1975248, 2194720, 2469060, 3292080, 3950496, 4938120, 6584160, 9876240, 19752480]

約数ペア:

[(1, 19752480), (2, 9876240), (3, 6584160), (4, 4938120), (5, 3950496), (6, 3292080), (8, 2469060), (9, 2194720), (10, 1975248), (11, 1795680), (12, 1646040), (15, 1316832), (16, 1234530), (18, 1097360), (20, 987624), (22, 897840), (24, 823020), (29, 681120), (30, 658416), (32, 617265), (33, 598560), (36, 548680), (40, 493812), (43, 459360), (44, 448920), (45, 438944), (48, 411510), (55, 359136), (58, 340560), (60, 329208), (66, 299280), (72, 274340), (80, 246906), (86, 229680), (87, 227040), (88, 224460), (90, 219472), (96, 205755), (99, 199520), (110, 179568), (116, 170280), (120, 164604), (129, 153120), (132, 149640), (144, 137170), (145, 136224), (160, 123453), (165, 119712), (172, 114840), (174, 113520), (176, 112230), (180, 109736), (198, 99760), (215, 91872), (220, 89784), (232, 85140), (240, 82302), (258, 76560), (261, 75680), (264, 74820), (288, 68585), (290, 68112), (319, 61920), (330, 59856), (344, 57420), (348, 56760), (352, 56115), (360, 54868), (387, 51040), (396, 49880), (430, 45936), (435, 45408), (440, 44892), (464, 42570), (473, 41760), (480, 41151), (495, 39904), (516, 38280), (522, 37840), (528, 37410), (580, 34056), (638, 30960), (645, 30624), (660, 29928), (688, 28710), (696, 28380), (720, 27434), (774, 25520), (792, 24940), (860, 22968), (870, 22704), (880, 22446), (928, 21285), (946, 20880), (957, 20640), (990, 19952), (1032, 19140), (1044, 18920), (1056, 18705), (1160, 17028), (1247, 15840), (1276, 15480), (1290, 15312), (1305, 15136), (1320, 14964), (1376, 14355), (1392, 14190), (1419, 13920), (1440, 13717), (1548, 12760), (1584, 12470), (1595, 12384), (1720, 11484), (1740, 11352), (1760, 11223), (1892, 10440), (1914, 10320), (1935, 10208), (1980, 9976), (2064, 9570), (2088, 9460), (2320, 8514), (2365, 8352), (2494, 7920), (2552, 7740), (2580, 7656), (2610, 7568), (2640, 7482), (2784, 7095), (2838, 6960), (2871, 6880), (3096, 6380), (3168, 6235), (3190, 6192), (3440, 5742), (3480, 5676), (3741, 5280), (3784, 5220), (3828, 5160), (3870, 5104), (3960, 4988), (4128, 4785), (4176, 4730), (4257, 4640)]