68878836

素因数分解:

$2^2\times 3^6\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:137

約数の個数: 168

約数和(自身を含む): 205658880

約数和(自身を除く): 136780044

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 27, 36, 39, 46, 52, 54, 69, 78, 79, 81, 92, 108, 117, 138, 156, 158, 162, 207, 234, 237, 243, 276, 299, 316, 324, 351, 414, 468, 474, 486, 598, 621, 702, 711, 729, 828, 897, 948, 972, 1027, 1053, 1196, 1242, 1404, 1422, 1458, 1794, 1817, 1863, 2054, 2106, 2133, 2484, 2691, 2844, 2916, 3081, 3159, 3588, 3634, 3726, 4108, 4212, 4266, 5382, 5451, 5589, 6162, 6318, 6399, 7268, 7452, 8073, 8532, 9243, 9477, 10764, 10902, 11178, 12324, 12636, 12798, 16146, 16353, 16767, 18486, 18954, 19197, 21804, 22356, 23621, 24219, 25596, 27729, 32292, 32706, 33534, 36972, 37908, 38394, 47242, 48438, 49059, 55458, 57591, 65412, 67068, 70863, 72657, 76788, 83187, 94484, 96876, 98118, 110916, 115182, 141726, 145314, 147177, 166374, 196236, 212589, 217971, 230364, 249561, 283452, 290628, 294354, 332748, 425178, 435942, 441531, 499122, 588708, 637767, 748683, 850356, 871884, 883062, 998244, 1275534, 1324593, 1497366, 1766124, 1913301, 2551068, 2649186, 2994732, 3826602, 5298372, 5739903, 7653204, 11479806, 17219709, 22959612, 34439418, 68878836]

約数ペア:

[(1, 68878836), (2, 34439418), (3, 22959612), (4, 17219709), (6, 11479806), (9, 7653204), (12, 5739903), (13, 5298372), (18, 3826602), (23, 2994732), (26, 2649186), (27, 2551068), (36, 1913301), (39, 1766124), (46, 1497366), (52, 1324593), (54, 1275534), (69, 998244), (78, 883062), (79, 871884), (81, 850356), (92, 748683), (108, 637767), (117, 588708), (138, 499122), (156, 441531), (158, 435942), (162, 425178), (207, 332748), (234, 294354), (237, 290628), (243, 283452), (276, 249561), (299, 230364), (316, 217971), (324, 212589), (351, 196236), (414, 166374), (468, 147177), (474, 145314), (486, 141726), (598, 115182), (621, 110916), (702, 98118), (711, 96876), (729, 94484), (828, 83187), (897, 76788), (948, 72657), (972, 70863), (1027, 67068), (1053, 65412), (1196, 57591), (1242, 55458), (1404, 49059), (1422, 48438), (1458, 47242), (1794, 38394), (1817, 37908), (1863, 36972), (2054, 33534), (2106, 32706), (2133, 32292), (2484, 27729), (2691, 25596), (2844, 24219), (2916, 23621), (3081, 22356), (3159, 21804), (3588, 19197), (3634, 18954), (3726, 18486), (4108, 16767), (4212, 16353), (4266, 16146), (5382, 12798), (5451, 12636), (5589, 12324), (6162, 11178), (6318, 10902), (6399, 10764), (7268, 9477), (7452, 9243), (8073, 8532)]