279898008

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{673}}^1$

素因数の和:769

約数の個数: 128

約数和(自身を含む): 797153280

約数和(自身を除く): 517255272

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 43, 52, 62, 78, 86, 93, 104, 124, 129, 156, 172, 186, 248, 258, 312, 344, 372, 403, 516, 559, 673, 744, 806, 1032, 1118, 1209, 1333, 1346, 1612, 1677, 2019, 2236, 2418, 2666, 2692, 3224, 3354, 3999, 4038, 4472, 4836, 5332, 5384, 6708, 7998, 8076, 8749, 9672, 10664, 13416, 15996, 16152, 17329, 17498, 20863, 26247, 28939, 31992, 34658, 34996, 41726, 51987, 52494, 57878, 62589, 69316, 69992, 83452, 86817, 103974, 104988, 115756, 125178, 138632, 166904, 173634, 207948, 209976, 231512, 250356, 271219, 347268, 376207, 415896, 500712, 542438, 694536, 752414, 813657, 897109, 1084876, 1128621, 1504828, 1627314, 1794218, 2169752, 2257242, 2691327, 3009656, 3254628, 3588436, 4514484, 5382654, 6509256, 7176872, 9028968, 10765308, 11662417, 21530616, 23324834, 34987251, 46649668, 69974502, 93299336, 139949004, 279898008]

約数ペア:

[(1, 279898008), (2, 139949004), (3, 93299336), (4, 69974502), (6, 46649668), (8, 34987251), (12, 23324834), (13, 21530616), (24, 11662417), (26, 10765308), (31, 9028968), (39, 7176872), (43, 6509256), (52, 5382654), (62, 4514484), (78, 3588436), (86, 3254628), (93, 3009656), (104, 2691327), (124, 2257242), (129, 2169752), (156, 1794218), (172, 1627314), (186, 1504828), (248, 1128621), (258, 1084876), (312, 897109), (344, 813657), (372, 752414), (403, 694536), (516, 542438), (559, 500712), (673, 415896), (744, 376207), (806, 347268), (1032, 271219), (1118, 250356), (1209, 231512), (1333, 209976), (1346, 207948), (1612, 173634), (1677, 166904), (2019, 138632), (2236, 125178), (2418, 115756), (2666, 104988), (2692, 103974), (3224, 86817), (3354, 83452), (3999, 69992), (4038, 69316), (4472, 62589), (4836, 57878), (5332, 52494), (5384, 51987), (6708, 41726), (7998, 34996), (8076, 34658), (8749, 31992), (9672, 28939), (10664, 26247), (13416, 20863), (15996, 17498), (16152, 17329)]