260720352

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:665

約数の個数: 144

約数和(自身を含む): 780539760

約数和(自身を除く): 519819408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 43, 48, 72, 74, 86, 96, 111, 129, 144, 148, 172, 222, 258, 288, 296, 333, 344, 387, 444, 516, 569, 592, 666, 688, 774, 888, 1032, 1138, 1184, 1332, 1376, 1548, 1591, 1707, 1776, 2064, 2276, 2664, 3096, 3182, 3414, 3552, 4128, 4552, 4773, 5121, 5328, 6192, 6364, 6828, 9104, 9546, 10242, 10656, 12384, 12728, 13656, 14319, 18208, 19092, 20484, 21053, 24467, 25456, 27312, 28638, 38184, 40968, 42106, 48934, 50912, 54624, 57276, 63159, 73401, 76368, 81936, 84212, 97868, 114552, 126318, 146802, 152736, 163872, 168424, 189477, 195736, 220203, 229104, 252636, 293604, 336848, 378954, 391472, 440406, 458208, 505272, 587208, 673696, 757908, 782944, 880812, 905279, 1010544, 1174416, 1515816, 1761624, 1810558, 2021088, 2348832, 2715837, 3031632, 3523248, 3621116, 5431674, 6063264, 7046496, 7242232, 8147511, 10863348, 14484464, 16295022, 21726696, 28968928, 32590044, 43453392, 65180088, 86906784, 130360176, 260720352]

約数ペア:

[(1, 260720352), (2, 130360176), (3, 86906784), (4, 65180088), (6, 43453392), (8, 32590044), (9, 28968928), (12, 21726696), (16, 16295022), (18, 14484464), (24, 10863348), (32, 8147511), (36, 7242232), (37, 7046496), (43, 6063264), (48, 5431674), (72, 3621116), (74, 3523248), (86, 3031632), (96, 2715837), (111, 2348832), (129, 2021088), (144, 1810558), (148, 1761624), (172, 1515816), (222, 1174416), (258, 1010544), (288, 905279), (296, 880812), (333, 782944), (344, 757908), (387, 673696), (444, 587208), (516, 505272), (569, 458208), (592, 440406), (666, 391472), (688, 378954), (774, 336848), (888, 293604), (1032, 252636), (1138, 229104), (1184, 220203), (1332, 195736), (1376, 189477), (1548, 168424), (1591, 163872), (1707, 152736), (1776, 146802), (2064, 126318), (2276, 114552), (2664, 97868), (3096, 84212), (3182, 81936), (3414, 76368), (3552, 73401), (4128, 63159), (4552, 57276), (4773, 54624), (5121, 50912), (5328, 48934), (6192, 42106), (6364, 40968), (6828, 38184), (9104, 28638), (9546, 27312), (10242, 25456), (10656, 24467), (12384, 21053), (12728, 20484), (13656, 19092), (14319, 18208)]