278417088

素因数分解:

$2^6\times 3^4\times {\mathrm{43}}^1\times {\mathrm{1249}}^1$

素因数の和:1316

約数の個数: 140

約数和(自身を含む): 845185000

約数和(自身を除く): 566767912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 43, 48, 54, 64, 72, 81, 86, 96, 108, 129, 144, 162, 172, 192, 216, 258, 288, 324, 344, 387, 432, 516, 576, 648, 688, 774, 864, 1032, 1161, 1249, 1296, 1376, 1548, 1728, 2064, 2322, 2498, 2592, 2752, 3096, 3483, 3747, 4128, 4644, 4996, 5184, 6192, 6966, 7494, 8256, 9288, 9992, 11241, 12384, 13932, 14988, 18576, 19984, 22482, 24768, 27864, 29976, 33723, 37152, 39968, 44964, 53707, 55728, 59952, 67446, 74304, 79936, 89928, 101169, 107414, 111456, 119904, 134892, 161121, 179856, 202338, 214828, 222912, 239808, 269784, 322242, 359712, 404676, 429656, 483363, 539568, 644484, 719424, 809352, 859312, 966726, 1079136, 1288968, 1450089, 1618704, 1718624, 1933452, 2158272, 2577936, 2900178, 3237408, 3437248, 3866904, 4350267, 5155872, 5800356, 6474816, 7733808, 8700534, 10311744, 11600712, 15467616, 17401068, 23201424, 30935232, 34802136, 46402848, 69604272, 92805696, 139208544, 278417088]

約数ペア:

[(1, 278417088), (2, 139208544), (3, 92805696), (4, 69604272), (6, 46402848), (8, 34802136), (9, 30935232), (12, 23201424), (16, 17401068), (18, 15467616), (24, 11600712), (27, 10311744), (32, 8700534), (36, 7733808), (43, 6474816), (48, 5800356), (54, 5155872), (64, 4350267), (72, 3866904), (81, 3437248), (86, 3237408), (96, 2900178), (108, 2577936), (129, 2158272), (144, 1933452), (162, 1718624), (172, 1618704), (192, 1450089), (216, 1288968), (258, 1079136), (288, 966726), (324, 859312), (344, 809352), (387, 719424), (432, 644484), (516, 539568), (576, 483363), (648, 429656), (688, 404676), (774, 359712), (864, 322242), (1032, 269784), (1161, 239808), (1249, 222912), (1296, 214828), (1376, 202338), (1548, 179856), (1728, 161121), (2064, 134892), (2322, 119904), (2498, 111456), (2592, 107414), (2752, 101169), (3096, 89928), (3483, 79936), (3747, 74304), (4128, 67446), (4644, 59952), (4996, 55728), (5184, 53707), (6192, 44964), (6966, 39968), (7494, 37152), (8256, 33723), (9288, 29976), (9992, 27864), (11241, 24768), (12384, 22482), (13932, 19984), (14988, 18576)]